EN： The auxiliary verb 'did' is used to form questions in the simple past tense. When 'did' is used, the main verb (in this case, 'see') must revert to its base form.
中文： 助動詞「did」用於構建一般過去時的疑問句。當句子中使用了「did」時，主要動詞（在此句中為「see」）必須恢復為原形動詞。
Did you finish your homework yesterday?
你昨天完成功課了嗎？
EN： The word 'downtown' can function as an adverb meaning 'in or to the central part of a city'. It does not require a preposition like 'in' or 'at' before it.
中文： 單字「downtown」可作為副詞使用，意思是「在市區」或「往市區」。在它前面不需要加上「in」或「at」等介係詞。
We went shopping downtown last weekend.
我們上週末去市區買東西。
EN： In many Western cities, 'downtown' refers to the commercial, cultural, and often historical active center of a city where street performers (buskers) commonly gather to entertain pedestrians for tips.
中文： 在許多西方城市中，「downtown」（市區/市中心）指的是城市中商業、文化最發達且歷史悠久的中心地帶。街頭藝人（常被稱為 buskers）通常會聚集在這些人潮眾多的地方表演，並賺取小費。
EN： The verb 'see' is a sensory verb (verb of perception). When followed by an object and a bare infinitive (verb in its base form without 'to'), it indicates that the subject witnessed the entire action from start to finish.
中文： 動詞「see」（看見）屬於感官動詞。當後面接賓語（受詞）和原型動詞（不帶 to 的動詞）時，表示主詞親眼目睹了該動作從頭到尾的完整過程。
I saw her cross the street safely.
我看到她安全地過馬路。
EN： The idiom 'at once' means simultaneously or at the same time.
中文： 片語「at once」在此處意為「同時」，相當於 simultaneously 或 at the same time。
Don't all speak at once.
大家不要同時說話。
EN： Street performing (busking) is a vibrant part of urban culture in many Western countries. Juggling multiple objects while interacting with the crowd is a classic street art form that relies heavily on immediate audience reaction and tips.
中文： 街頭藝人（busking）表演在許多西方國家的城市文化中佔有重要地位。同時拋接多個物品並與觀眾互動，是一種非常經典的街頭藝術形式，這類表演非常依賴觀眾的即時反應與打賞支持。
EN： Verbs of perception (such as 'hear', 'see', 'watch') can be followed by an object and a bare infinitive (verb without 'to') to indicate that the subject perceived the entire action from start to finish.
中文： 感官動詞（如 hear、see、watch）後面可以接受格和原形動詞（不帶 to 的動詞），用來表示主詞完整經歷或看見/聽見了該動作的整個過程。
I saw her cross the street safely.
我看著她安全地過馬路。
EN： The word 'too' is an adverb meaning 'also' or 'in addition'. It is typically placed at the very end of an affirmative sentence, preceded by a comma in formal writing, though the comma is often omitted in casual contexts.
中文： 副詞「too」表示「也」或「此外」。它通常放在肯定句的句尾，在正式寫作中前面通常會加上逗號，但在口語或非正式情境中逗號常被省略。
She wants to join the music club too.
她也想加入音樂社團。
EN： Sensory Verbs (watch/see/hear) + Object + Bare Infinitive (V): This structure is used to indicate that the subject witnessed the entire action from start to finish. In this sentence, 'watched' (sensory verb) is followed by the object 'him' and the bare infinitive 'dance'.
中文： 感官動詞（watch/see/hear）+ 受詞 + 原形動詞（V）：此結構用於表示主詞完整目睹或聽到了某個動作的整個過程。在本句中，感官動詞 'watched' 後面接了受詞 'him' 與原形動詞 'dance'。
I heard her sing the entire song.
我聽見她唱完了整首歌。
EN： Subordinating Conjunction 'while': 'While' is used to connect two actions happening at the same time, often emphasizing the duration of the background action.
中文： 從屬連接詞 'while'（當……的時候）：'while' 用於連接兩個同時發生的動作，通常用來強調背景動作的持續時間。
She read a book while he cooked dinner.
他在做晚飯時，她正在讀書。
EN： The verb 'see' is a sensory verb (verb of perception). When followed by an object and a bare infinitive (verb in its base form without 'to'), it indicates that the subject witnessed the entire action from start to finish.
中文： 動詞「see」（看見）屬於感官動詞。當後面接賓語（受詞）和原型動詞（不帶 to 的不定詞）時，表示主詞完整地目睹了該動作從頭到尾的過程。
I saw him cross the street safely.
我看到他安全地過馬路。
EN： The preposition 'onto' is used to show movement toward a position on the surface of something.
中文： 介系詞「onto」（到……之上）用於表示朝向某物體表面移動的動作。
The cat jumped onto the kitchen counter.
貓咪跳上了廚房流理台。
EN： The verb 'notice' is a sensory verb (verb of perception). When followed by an object and a bare infinitive (verb in its base form without 'to'), it indicates that the subject observed the entire completed action from start to finish.
中文： 動詞「notice」（注意到）屬於感官動詞。當後面接受詞和原形動詞（不帶 to 的動詞）時，表示主詞完整地觀察到了該動作從頭到尾發生的全過程。
I noticed him lock the door before he left.
我注意到他在離開前鎖了門。
EN： The phrasal verb 'smile at' is used to direct a smile toward a specific person or thing. 'At' is the preposition indicating the target of the action.
中文： 片語動詞「smile at」用於表示朝特定的人或物微笑。介係詞「at」用來指出微笑對象（目標）。
The teacher smiled at the students as they walked in.
當學生們走進來時，老師對著他們微笑。
EN： The verb 'feel' is a sensory verb (verb of perception). When followed by an object, it can take a bare infinitive (verb in its base form without 'to') to emphasize the entire action from start to finish, or a present participle (-ing) to emphasize an action in progress.
中文： 動詞「feel」（感覺）屬於感官動詞。當後面接賓語（受詞）時，可以使用原形動詞（不帶 to 的不定詞）來強調完整過程，或使用現在分詞（-ing）來強調正在進行的動作。在本句中，'get excited' 使用原形動詞 get，表示完整感受到群眾變得興奮的過程。
I felt the ground shake for a few seconds.
我感覺到地面震動了幾秒鐘。
EN： The structure 'get + adjective' is used to describe a change in state, meaning 'to become' or 'to start to be' something.
中文： 「get + 形容詞」的結構用來描述狀態的改變，意思是「變得」或「開始呈現某種狀態」。這裡的 'excited' 是過去分詞作形容詞用，表示「興奮的」。
The children got tired after playing in the park.
孩子們在公園玩耍後變得疲倦了。
EN： Verbs of perception (such as 'watch', 'see', 'hear') can be followed by an object and a present participle (V-ing) to emphasize that the action was in progress or ongoing at the moment of observation.
中文： 感官動詞（如 'watch'、'see'、'hear'）後面可以接受詞和現在分詞（V-ing），用以強調在觀察的那個瞬間，該動作正在進行中。
I heard Emma singing in the kitchen.
我聽到艾瑪在廚房裡唱歌。
EN： The preposition 'with' is used to indicate accompaniment, showing who or what is participating in the action alongside the subject.
中文： 介系詞 'with' 用於表示伴隨，顯示誰或什麼事物與主詞一起參與該動作。
He played with his friends in the park.
他和朋友們在公園裡玩耍。
EN： Street performances (busking) are a vibrant part of urban culture in many English-speaking countries. It is common and encouraged for audience members, especially children, to interact or dance along with the performers, creating a warm community atmosphere.
中文： 街頭藝人表演（街頭藝術）在許多英語系國家的都市文化中佔有重要地位。觀眾（特別是孩童）與表演者互動或一起跳舞是非常常見且受到鼓勵的，這能營造出溫馨的社區氛圍。
EN： Verbs of perception (such as 'hear', 'see', 'watch') can be followed by an object and a present participle (verb-ing) to emphasize that the action was in progress or ongoing at the moment it was perceived.
中文： 感官動詞（如 hear、see、watch）後面可以接受詞和現在分詞（動詞-ing），用以強調感官察覺到該動作正在進行中。
I saw the children playing in the park.
我看到孩子們在公園裡玩耍。
EN： Adverbs of manner (like 'loudly') are used to describe how an action is performed. They typically modify verbs and are often placed after the verb or the object.
中文： 情狀副詞（如 loudly）用來修飾動詞，描述動作進行的方式，通常放在動詞或受詞之後。
She spoke softly to the baby.
她溫柔地對嬰兒說話。
EN： The superlative adjective 'the most amazing' is used to compare three or more things, indicating that the subject has the highest degree of that quality. 'Amazing' is a multi-syllable adjective, so we use 'the most' before it instead of adding '-est'.
中文： 最高級形容詞「the most amazing」用於三者或三者以上的比較，表示主詞具有該特質的最高程度。由於「amazing」是多音節形容詞，因此在前面加上「the most」，而不是在字尾加上「-est」。
This is the most beautiful painting in the gallery.
這是畫廊裡最美麗的畫作。
EN： The word 'ever' is used after a superlative adjective to mean 'at any time in history' or 'of all time', emphasizing the extreme nature of the statement.
中文： 副詞「ever」常置於最高級形容詞之後，表示「有史以來」或「在任何時候」，用以加強語氣，強調該聲明的極致程度。
That was the best meal ever!
那真是有史以來最棒的一餐！
EN： In English-speaking cultures, expressing enthusiasm with superlatives like 'the best ever' or 'the most amazing' is very common and natural when reviewing or discussing entertainment, food, or experiences. It shows genuine appreciation and engagement.
中文： 在英語系國家中，當評論或討論娛樂、美食或體驗時，非常流行且自然地使用像「the best ever」（有史以來最棒）或「the most amazing」（最驚人的）這類的最高級來表達熱情。這展現了真誠的讚賞與投入。
EN： The verb 'see' is a sensory verb (verb of perception). When followed by an object and a present participle (V-ing), it emphasizes that the subject witnessed an action that was ongoing or in progress at that moment.
中文： 動詞「see」（看見）屬於感官動詞。當後面接賓語（受詞）和現在分詞（V-ing）時，用來強調主詞親眼目睹了該動作正在進行的瞬間或過程。
I saw Emma playing the piano in the music room.
我看到艾瑪正在音樂教室彈鋼琴。
EN： The conjunction 'and' connects two parallel structures. In this sentence, it connects two present participles, 'taking' and '(taking) videos', where the second 'taking' is omitted to avoid repetition.
中文： 對等連接詞「and」用來連接兩個平行對稱的結構。在本句中，它連接了兩個現在分詞「taking」與「(taking) videos」，其中第二個動詞「taking」被省略以避免重複。
EN： The use of the adverb 'really' to emphasize a verb or an adjective. In this sentence, 'really' is placed before the main verb 'have' to strongly emphasize the statement.
中文： 副詞「really」（真的）用來修飾並加強動詞或形容詞的語氣。在本句中，「really」置於主要動詞「have」之前，用以強烈強調後續所描述的事實。
She really loves playing the piano.
她真的非常喜歡彈鋼琴。
EN： Plural nouns used for generalization. When talking about a category of people or things in general, English often uses plural nouns without an article (e.g., 'Street performers' instead of 'A street performer').
中文： 複數名詞用於泛指。當我們泛指某一類人或事物時，英文通常會使用複數名詞且不加冠詞（例如使用「Street performers」，而非「A street performer」）。
Cats are very independent animals.
貓是高度獨立的動物。
EN： Street performing, also known as 'busking', is a vibrant part of urban culture in many English-speaking countries. Cities like London, New York, and Melbourne have designated spots and licensing systems for street performers, who are highly respected for bringing art and entertainment to public spaces.
中文： 街頭表演（英文也常稱為 busking）在許多英語系國家的都市文化中佔有重要地位。像倫敦、紐約和墨爾本等城市，都為街頭藝人設有專門的表演區域與許可證制度。街頭藝人因將藝術與娛樂帶入公共空間而受到大眾的高度尊重。
EN： The Simple Past Tense is used to describe completed actions that happened at a specific time in the past (e.g., 'Last Saturday'). The verb 'saw' is the irregular past tense form of 'see'.
中文： 簡單過去式（Simple Past Tense）用於描述在過去特定時間（例如「上週六」）已經完成的動作。動詞「saw」是「see」的不規則過去式變化。
Last night, I saw a beautiful shooting star in the sky.
昨天晚上，我看到天空有一顆美麗的流星。
EN： Adjective order and noun modification: 'amazing' (opinion adjective) and 'street' (noun adjunct acting as a classifier) both modify the head noun 'performer' to create a detailed noun phrase.
中文： 形容詞順序與名詞修飾：意見形容詞「amazing」（令人驚嘆的）與作修飾語的名詞「street」（街頭的）共同修飾中心名詞「performer」（藝人），形成一個語意豐富的名詞片語。
We met a talented local artist at the gallery.
我們在畫廊遇到了一位有才華的當地藝術家。
EN： In many Western cities, street performers (also known as buskers) are a vibrant part of urban culture. They perform in public squares, parks, and transit stations, often relying on voluntary tips from passersby. Seeing them is a common and celebrated weekend experience.
中文： 在許多西方城市中，街頭藝人（又稱 buskers）是城市文化中非常有活力的一部分。他們在公共廣場、公園和地鐵站表演，通常依靠路人的自願打賞。在週末街頭欣賞他們的表演是當地非常普遍且受歡迎的體驗。
EN： The sensory verb 'hear' (past tense 'heard') is followed by an object and a present participle (verb-ing) to describe an action that is in progress at the moment of perception.
中文： 感官動詞「hear」（過去式為 heard）後面接賓語（受詞）和現在分詞（V-ing），用來描述感官察覺到該動作當時正在進行中。
I heard someone knocking on the door.
我聽到有人正在敲門。
EN： The subordinating conjunction 'when' introduces an adverbial clause of time, indicating that the action in the main clause happened at or immediately after the action in the dependent clause.
中文： 從屬連接詞「when」引導時間副詞子句，表示主句的動作發生在從屬子句動作的同時或之後。
When the bell rang, the students left the classroom.
當鐘聲響起時，學生們離開了教室。
EN： In many Western cities, 'the square' (or town square) is a central open area where community life happens, often featuring street performers, local markets, and live music, making it a lively hub of social activity.
中文： 在許多西方城市中，「the square」（廣場或城鎮廣場）是社區生活的中心開放區域，經常有街頭藝人表演、當地市集和現場音樂，是個充滿活力的社交活動樞紐。
EN： The verb 'watch' is a sensory verb (verb of perception). When followed by an object, we use a bare infinitive (verb in its base form without 'to') to emphasize that the subject witnessed the entire action from start to finish.
中文： 動詞 'watch'（觀看）屬於感官動詞。當後面接賓語（受詞）時，我們使用原形動詞（不帶 to 的不定詞），用以強調主詞完整地目睹了該動作從頭到尾的過程。
We watched the plane land safely.
我們看著飛機安全降落。
EN： The coordinating conjunction 'and' connects two parallel bare infinitive phrases ('juggle...' and 'ride...') which both function as object complements describing what 'the man' was doing.
中文： 對等連接詞 'and' 連接兩個平行的原形動詞片語（'juggle...' 與 'ride...'），兩者皆作為受詞補語，用來描述「那個人」當時正在進行的動作。
She helped him wash the dishes and clean the kitchen.
她幫忙他洗碗並清理廚房。
EN： Street performing, or 'busking', is a vibrant part of urban culture in many Western cities. Performers often combine multiple skills, such as juggling while riding a unicycle or tall bike, to capture the attention of busy passersby in public squares.
中文： 街頭藝人表演（英文俗稱 busking）在許多西方城市是街頭文化中充滿活力的一部分。表演者經常結合多種技能（例如一邊騎獨輪車或高單車，一邊丟球雜耍），以吸引公共廣場上匆忙路過的行人的注意。
EN： Compound Verbs with 'and': When a single subject performs two actions in sequence or simultaneously, we can connect the two verbs using the coordinating conjunction 'and'. Both verbs must agree in tense (in this case, past tense: 'stood' and 'clapped').
中文： 使用 'and' 連接的複合動詞：當單一主詞先後或同時進行兩個動作時，我們可以使用對等連接詞 'and' 來連接這兩個動詞。這兩個動詞的時態必須保持一致（在此句中皆為過去式：'stood' 與 'clapped'）。
She walked into the room and sat down.
她走進房間並坐了下來。
EN： Adverbs of Manner: Adverbs like 'loudly' describe how an action is performed. They are typically formed by adding '-ly' to an adjective ('loud' -> 'loudly') and usually follow the verb they modify.
中文： 地方與情狀副詞：像 'loudly'（大聲地）這樣的情狀副詞用來修飾動作是如何進行的。它們通常是由形容詞字尾加上 '-ly' 形成（例如 'loud' 變成 'loudly'），並且通常放在所修飾的動詞後面。
The children played happily in the garden.
孩子們在花園裡快樂地玩耍。
EN： The verb 'see' is a sensory verb (verb of perception). When followed by an object and a bare infinitive (verb without 'to'), it emphasizes that the subject witnessed the entire action from start to finish.
中文： 感官動詞（如 see, hear, watch）後面接受詞和原形動詞（不帶 to 的不定詞）時，強調主詞親眼目睹或聽到了整個動作發生的全過程。
I saw him cross the street safely.
我看到他安全地過馬路。
EN： The phrasal verb 'walk up to' means to approach someone or something by walking, often in a direct or confident manner.
中文： 片語動詞「walk up to」表示「走向、走近」某人或某物，通常指直接或自信地走過去。
She walked up to the teacher and asked a question.
她走向老師並問了一個問題。
EN： The verb 'watch' is a sensory verb (verb of perception). When followed by an object and a bare infinitive (verb in its base form without 'to'), it indicates that the subject witnessed the entire action from start to finish.
中文： 動詞「watch」（觀看）屬於感官動詞。當後面接賓語（受詞）和原型動詞（不帶 to 的不定詞）時，表示主詞完整地目睹了該動作從頭到尾的過程。
We watched the plane land safely.
我們看著飛機安全降落。
EN： The verb 'give' is a ditransitive verb, which takes two objects: an indirect object (the recipient, 'her') and a direct object (the thing given, 'a balloon flower').
中文： 動詞「give」（給予）是雙賓語動詞（授與動詞），後面接兩個受詞：間接受詞（接受者「her」）與直接受詞（給予的物品「a balloon flower」）。
He gave me a beautiful book.
他給了我一本精美的書。
EN： In Western street performances, it is very common for performers to interact directly with the audience, especially children, by making balloon animals or flowers to create a warm, community-friendly atmosphere.
中文： 在西方的街頭表演文化中，藝人與觀眾（特別是兒童）進行直接互動是非常常見的。透過製作氣球動物或氣球花送給小朋友，能營造出溫馨且具社區凝聚力的友好氣氛。
EN： The verb 'feel' is a sensory verb (verb of perception). When followed by an object and a bare infinitive (verb in its base form without 'to'), it indicates that the subject perceived the entire action from start to finish.
中文： 動詞「feel」（感覺）屬於感官動詞。當後面接賓語（受詞）和原型動詞（不帶 to 的不定詞）時，表示主詞完整感受到了該動作發生的全過程。
I felt the ground shake for a few seconds.
我感覺到地面震動了幾秒鐘。
EN： The preposition 'at' is used to point out a specific point in time, such as a moment, a holiday, or a precise clock time.
中文： 介係詞「at」用於指出特定的時間點，例如某個時刻、節日或具體的時間點。
She woke up at that exact moment.
她就在那一刻醒了過來。
EN： In English-speaking cultures, street performances (busking) are highly valued as a form of community art. Expressing shared emotional moments, like 'everyone smiling together,' highlights the sense of community and connection that public art fosters.
中文： 在英語系國家中，街頭藝人表演（busking）被視為一種極具價值的社區藝術形式。描述「每個人一起微笑」這種共享的情感時刻，強調了公共藝術所培養的社區凝聚力與人際連結。
EN： Verbs of perception (like 'hear' and 'see') can be followed by an object and a present participle (V-ing) to emphasize an action that is ongoing or in progress at the moment of perception.
中文： 感官動詞（如 hear、see）後面可接受詞和現在分詞（V-ing），用以強調在感知的當下，該動作正在進行中。
I saw Emma drawing a picture in her notebook.
我看到艾瑪正在筆記本上畫畫。
EN： The coordinating conjunction 'and' is used to connect two independent clauses with parallel structures (Subject + Verb + Object + V-ing) to describe two simultaneous events.
中文： 對等連接詞「and」在此用於連接兩個結構對稱的獨立子句（主詞 + 動詞 + 受詞 + 現在分詞），用以描述兩個同時發生的事件。
He played the guitar and she sang a song.
他彈吉他，而她唱歌。
EN： The causative verb 'make' can be followed by an object and an adjective (or adjective phrase) as an object complement (make + object + adjective). This structure means 'to cause someone or something to be in a particular state'.
中文： 使役動詞「make」後面可以接賓語（受詞）和形容詞（或形容詞短語）作為賓語補足語（受詞補語），結構為「make + 受詞 + 形容詞」。這個結構表示「使某人或某事處於某種狀態」。
The warm weather makes me sleepy.
溫暖的天氣讓我昏昏欲睡。
EN： The word 'lively' is an adjective meaning full of life and energy, even though it ends in '-ly' (which is typically associated with adverbs). Here, it is coordinated with the adjective 'fun' to describe the city.
中文： 單字「lively」是一個形容詞，意思是充滿活力和生氣的，雖然它以「-ly」結尾（通常與副詞相關）。在這裡，它與形容詞「fun」並列，用來修飾城市。
EN： Street performance, or busking, is a vibrant part of urban culture in many English-speaking countries. Cities often have designated areas (like plazas or subway stations) where licensed performers entertain the public, contributing to the local community's lively atmosphere.
中文： 街頭表演（或稱街頭藝人表演）在許多英語系國家的城市文化中佔有重要地位。城市通常會設有指定區域（如廣場或地鐵站），讓獲得許可的藝人進行表演，這為當地社區增添了活潑的氛圍。
EN： The future simple tense with 'will' is used here to express a firm promise or determination about the future. The adverb 'never' (meaning 'not at any time') is placed between the auxiliary verb 'will' and the main verb 'forget' to emphasize the negation.
中文： 此處使用助動詞「will」引導的簡單未來式，用來表達對未來堅定的承諾或決心。副詞「never」（意為「絕不、從未」）置於助動詞「will」與主要動詞「forget」之間，用以加強否定語氣。
I will never forget your kindness.
我永遠不會忘記你的善意。
EN： The demonstrative adjective 'that' is used to point to a specific, singular noun ('afternoon') that is distant in time (in this case, a past event being recalled). It contrasts with 'this', which refers to something close in time or space.
中文： 指示形容詞「that」（那、那個）用於修飾特定且單數的名詞（此處為「afternoon」），表示在時間上較為遙遠的事物（在此指過去回憶中的事件）。這與表示空間或時間上較近的「this」形成對比。
I still remember that wonderful trip to Paris.
我仍然記得那次美好的巴黎之旅。
EN： Wh-questions in the simple past tense use the auxiliary verb 'did' followed by the subject and the base form of the main verb. The formula is: Wh-word + did + subject + base verb?
中文： 過去簡單式的 Wh- 問句會使用助動詞「did」，後面接主詞與主要動詞的原形。其結構為：Wh-疑問詞 + did + 主詞 + 原形動詞？
What did you buy at the market?
你在市場買了什麼？
EN： The preposition 'at' is used to indicate a specific event, activity, or location where something takes place, such as 'at the show' or 'at the party'.
中文： 介系詞「at」用來指示某事發生的特定活動、事件或地點，例如「at the show（在表演中）」或「at the party（在派對上）」。
We met some friends at the concert.
我們在音樂會上遇到了一些朋友。
EN： In Western culture, street performances (busking) are highly popular and interactive. It is common for performers to ask for volunteers from the crowd, especially children, to create a warm and engaging atmosphere. Asking friends about their experience at such shows is a standard casual conversation starter.
中文： 在西方文化中，街頭藝人表演（busking）非常受歡迎且具互動性。表演者經常會邀請現場觀眾（尤其是小朋友）互動，以營造溫馨有趣的氛圍。詢問朋友在這些表演中看到了什麼，是社交對話中非常常見的起手式。
EN： Sensory Verbs (see, hear, watch, etc.) can be followed by an object and a bare infinitive (verb root) to indicate that the subject witnessed the entire action from start to finish.
中文： 感官動詞（如 see, hear, watch 等）後面可以接受詞和原形動詞，用來表示主詞完整地目睹或聽到了該動作從頭到尾的過程。
I heard him sing a beautiful song.
我聽見他唱了一首優美的歌。
EN： The prepositional phrase 'on one hand' acts as an adverbial modifier of manner, describing how the balance was performed.
中文： 介系詞片語「on one hand」（用單手）在此作為地方或方式修飾語，用來修飾動詞 balance（平衡），說明該平衡動作是如何進行的。
EN： Sensory Verbs (hear, see, watch) followed by a bare infinitive (verb in base form) indicate that the subject witnessed the entire action from start to finish.
中文： 感官動詞（如 hear、see、watch）後面接原形動詞（不帶 to 的不定詞），表示主詞完整地目睹或聽到了該動作發生的全過程。
I heard the bird sing a beautiful song.
我聽見那隻鳥唱了一首優美的歌。
EN： The subordinating conjunction 'when' is used to introduce an adverbial clause of time, showing that two events happened at or around the same time.
中文： 從屬連接詞「when」用來引導時間副詞子句，表示兩個事件在同一時間或前後緊接著發生。
She smiled when she saw the flowers.
當她看到那些花時，她笑了。
EN： The verb 'watch' is a sensory verb (verb of perception). When followed by an object, it can take a bare infinitive (verb in its base form without 'to') to emphasize that the observer witnessed the entire action from start to finish.
中文： 動詞 'watch'（觀看）屬於感官動詞。當後面接賓語（受詞）時，可以使用原形動詞（不帶 to 的不定詞），用以強調觀察者完整地目睹了該動作從頭到尾的過程。
I watched the birds fly away.
我著看那些鳥兒飛走。
EN： The auxiliary verb 'did' is used to form questions in the simple past tense. When 'did' is used, the main verb (in this case, 'watch') must revert to its base form.
中文： 助動詞 'did' 用於構建一般過去時的疑問句。當句子中使用了 'did'，主要動詞（在此句中為 'watch'）必須恢復為原形動詞。
Did you finish your homework yesterday?
你昨天完成功課了嗎？
EN： Street performances involving fire (such as fire breathing or fire juggling) are popular but highly regulated in many cities worldwide. They require special permits due to safety concerns, making them a thrilling highlight of urban street culture.
中文： 涉及火的街頭表演（如吐火或耍火球）在全球許多城市都非常受歡迎，但同時也受到嚴格的法規監管。出於安全考慮，這類表演通常需要特別許可證，這也使得它們成為城市街頭文化中令人興奮的焦點。
EN： The verb 'see' is a sensory verb (verb of perception). When followed by an object and a bare infinitive (verb in its base form without 'to'), it emphasizes that the subject witnessed the entire action from start to finish.
中文： 動詞「see」（看見）屬於感官動詞。當後面接賓語（受格）和原型動詞（不帶 to 的動詞）時，強調主詞完整目睹了該動作從頭到尾的過程。
I saw her cross the street safely.
我看到她安全地過馬路。
EN： The prepositional phrase 'without fear' functions as an adverbial modifier, describing the manner in which the action was performed (with courage or bravery).
中文： 介系詞片語「without fear」（毫無畏懼地）在此作副詞修飾語，用來描繪動作進行時的狀態或態度（充滿勇氣地）。
She spoke in front of the large crowd without fear.
她毫無畏懼地在大群觀眾面前演說。
EN： Street performances involving fire (like fire juggling or fire eating) are popular in many city squares worldwide, symbolizing high skill and thrill. The phrase 'without fear' highlights the audience's admiration for the performer's courage.
中文： 涉及火的街頭表演（如耍火球或吞火）在全球許多城市廣場都很受歡迎，象徵著高超的技巧與刺激感。片語「without fear」突顯了觀眾對表演者勇氣的欽佩。
EN： Verbs of perception (such as 'feel', 'hear', 'see', 'watch') can be followed by an object and a bare infinitive (verb without 'to') to describe an action that is completed or perceived from start to finish.
中文： 感官動詞（如 feel、hear、see、watch）後面可以接受詞和原形動詞（不帶 to 的動詞），用來描述一個完整經歷或從頭到尾被察覺到的動作。
I felt the ground shake for a few seconds.
我感覺到地面震動了幾秒鐘。
EN： The word 'fast' can function as both an adjective and an adverb. In this sentence, 'fast' is used as an adverb modifying the verb 'beat' to describe the speed of the heartbeat.
中文： 單字「fast」既可以作形容詞也可以作副詞。在本句中，「fast」用作副詞，修飾動詞「beat」（跳動），用來描述心跳的速度。
EN： The verb 'notice' is a sensory verb (verb of perception). When followed by an object and a present participle (V-ing), it emphasizes that the action was in progress or ongoing at the moment it was observed.
中文： 動詞「notice」（注意到）屬於感官動詞。當後面接賓語（受詞）和現在分詞（V-ing）時，用以強調在觀察到的那一刻，該動作正在進行中。
I noticed the dog chasing its tail in the yard.
我注意到那隻狗在院子裡追著自己的尾巴。
EN： The prepositional phrase 'in the crowd' functions as an adverbial modifier of place, indicating where the action of clapping or the baby was located.
中文： 介係詞片語「in the crowd」（在人群中）在此作為地方副詞修飾語，用來指示拍手動作或嬰兒所處的地點。
She found her lost keys in the drawer.
她在抽屜裡找到了她遺失的鑰匙。
EN： The verb 'watch' is a sensory verb (verb of perception). When followed by an object and a present participle (V-ing), it emphasizes that the action was in progress or ongoing at the moment of observation.
中文： 動詞「watch」（觀看）屬於感官動詞。當後面接賓語（受詞）和現在分詞（V-ing）時，用來強調在觀察的那個瞬間，該動作正在進行中。
I watched the children playing in the park.
我看到孩子們在公園裡玩耍。
EN： The prepositional phrase 'to the music' is used to indicate moving, dancing, or singing in harmony with the rhythm of the music.
中文： 介系詞片語「to the music」用來表示伴隨著音樂的旋律或節奏進行移動、跳舞或唱歌，其中的「to」有「配合、隨著」的意思。
She swayed to the music.
她隨著音樂隨風搖擺。
EN： The superlative adjective 'the best' is used to compare three or more things, indicating the highest degree of quality. It is the irregular superlative form of 'good'.
中文： 最高級形容詞「the best」用於三個或以上的事物進行比較，表示最高程度的品質。它是形容詞「good」（好的）的不規則最高級變化。
This is the best coffee I have ever tasted.
這是我喝過最棒的咖啡。
EN： The word 'ever' is used after a superlative adjective to mean 'at any time in history' or 'of all time', emphasizing the extreme nature of the statement.
中文： 副詞「ever」置於最高級形容詞之後，表示「有史以來」或「一直以來」，用以加強語氣，強調該聲明的極致程度。
It was the most beautiful sunset ever.
那是史上最美麗的日落。
EN： The phrase 'best... ever' is a very common colloquial expression in English-speaking cultures used to express high enthusiasm and praise. While grammatically a superlative, it is often used hyperbolically in daily conversations to show appreciation rather than literal historical comparison.
中文： 「best... ever」（史上最棒的...）是英語系國家中非常常見的口語表達，用來表達極大的熱情與讚美。雖然在語法上是最高級，但在日常對話中，它經常被當作誇張法來使用，以表達由衷的讚賞，而非真的進行歷史數據的比較。
EN： "Let's" is a contraction of "let us," used to make suggestions or proposals. It is followed by the base form of the verb (bare infinitive).
中文： 「Let's」是「let us」的縮寫，用於提出建議或提議。後面必須接動詞原形（不帶 to 的不定詞）。
Let's go to the park this afternoon.
我們今天下午去公園吧。
EN： "Next weekend" is a time expression used to refer to the upcoming Saturday and Sunday. In English, prepositions like "on" or "at" are typically omitted before "next" when indicating time.
中文： 「Next weekend」是用於指即將到來的星期六和星期日的時間副詞片語。在英語中，當「next」用於表示時間時，前面通常會省略「on」或「at」等介係詞。
We are planning to visit our grandparents next weekend.
我們計劃下週末去拜訪我們的祖父母。
重要單字附有 IPA 發音、定義、例句和互動式測驗。
在本文中： 表演者，藝人
在本文中： 玩雜耍（連續往空中拋接多個物體）
在本文中： 人群，群眾
在本文中： 歡呼，喝采
在本文中： 天賦，才能
在本文中： 熱鬧的，充滿生氣的
在本文中： 保持平衡
在本文中： 恐懼，害怕
片語包含類型標示、雙語定義、用法說明和例句。
A person who performs in public places for money, such as a musician, actor, or acrobat.
街頭藝人
At the same time; simultaneously.
同時
In a brave manner; showing no signs of being afraid.
毫不畏懼地，勇敢地