EN: The Present Continuous Passive Voice (am/is/are + being + past participle) is used to describe an action that is currently in progress and happening to the subject. In this sentence, 'are being urged' emphasizes that the action of urging is actively ongoing.
New safety measures are being implemented at the school this week.
EN: The preposition 'by' followed by a gerund (verb-ing) is used to express the method or means by which an action is achieved. Here, 'by using' explains how people can protect their eyes.
You can improve your English by reading books every day.
EN: Leitrim is a county in the north-west of Ireland. Known for its beautiful lakes and outdoor activities, local eye care centers often run public health campaigns during the summer to raise awareness about UV protection, as many people underestimate the strength of the sun in Ireland's temperate climate.
EN: Apposition (Noun in Apposition): A noun phrase placed next to another noun to explain or identify it. Here, 'a local eye care practice' is an appositive that describes 'Advanced Eye Care Ballinamore'. It is set off by commas.
Mr. Green, my English teacher, loves reading novels.
EN: Gerunds after Prepositions: The preposition 'of' is followed by the gerund 'wearing' (verb + -ing acting as a noun) to describe the action that brings health benefits.
She is interested in learning new languages.
EN: The prepositional phrase 'According to' is used to introduce the source of information. It is followed by a noun or noun phrase (e.g., 'the practice') to indicate where the statement or belief originates.
According to the weather forecast, it will rain tomorrow.
EN: Compound predicate with parallel verbs: The subject 'prescription sunglasses' is followed by two verbs, 'provide' and 'offer', connected by the coordinating conjunction 'and'. Both verbs must agree with the plural subject.
These smartwatches track your heart rate and monitor your sleep quality.
EN: Non-defining relative clauses (using 'which') are used to add extra, non-essential information about a noun. They are separated from the main clause by commas.
She bought a new camera, which has a very powerful zoom lens.
EN: Defining relative clauses (using 'that' or 'which') identify exactly which person or thing we are talking about. Here, 'that blocks...' defines the specific purpose of the 'special filter'.
He works for a company that designs eco-friendly packaging.
EN: The modal verb 'can' is used to express ability or possibility. It is followed by the base form of the verb (infinitive without 'to'), which in this case is 'reduce'.
Regular breaks can prevent back pain during long working hours.
EN: The coordinating conjunction 'and' is used to connect two nouns ('glare' and 'eye strain') that function together as the compound direct object of the verb 'reduce'.
The new diet plan focuses on fresh fruits and vegetables.
EN: The Present Perfect Tense (has/have + past participle) is used here ('has also noted') to describe a past action that has strong relevance to the present, often used in reporting news or statements.
The researcher has noted that regular exercise improves sleep quality.
EN: The relative clause 'who wear contact lenses' is an adjective clause modifying the noun 'people'. The relative pronoun 'who' acts as the subject of the clause.
We should help students who struggle with mathematics.
EN: The First Conditional (If + present simple, ... can/will + base verb) is used to talk about real and possible future situations or general truths. In this sentence, 'If contact lenses become...' sets the condition, and 'wearers can switch...' shows the possible result.
If you register for the conference early, you can get a discount.
EN: Linking verbs (such as 'become') are followed by adjectives (like 'dry' or 'uncomfortable') rather than adverbs, to describe the state or change of state of the subject.
The weather became cold and windy in the evening.
EN: The verb 'advise' is followed by an object and an infinitive verb pattern: 'advise someone (not) to do something'. This structure is used to give recommendations or warnings. To make it negative, 'not' is placed directly before 'to'.
The doctor advised me not to eat spicy food before sleeping.
EN: The conjunction 'while' can be followed directly by a gerund (-ing form) when the subject of both clauses is the same. This is a shortened form of 'while they are swimming', making the sentence more concise.
Please do not use your phone while driving.
EN: In Western countries, eye care professionals (optometrists and ophthalmologists) frequently issue public health warnings about the dangers of wearing contact lenses in water. Water in swimming pools, lakes, and oceans contains microorganisms like Acanthamoeba, which can stick to contact lenses and cause severe, potentially blinding eye infections.
EN: The phrase 'be available for' is used to indicate that something is obtainable, accessible, or suitable for a specific group of people or purposes. 'Available' is an adjective, and 'for' is the preposition that introduces the recipient or purpose.
Free Wi-Fi is available for all guests in the hotel lobby.
EN: The present participle 'including' is used as a preposition here to introduce examples that are part of a larger group. It helps to specify and elaborate on the preceding noun phrase ('nearly all types of lens prescriptions').
The price of the tour includes everything, including transport and meals.
EN: The structure 'one of the + superlative adjective + plural noun' is used to single out one item that possesses a quality to the highest degree among a group. Note that the noun following 'one of the' must be plural (e.g., 'reasons').
This is one of the most beautiful cities in the world.
EN: The infinitive phrase 'to choose prescription sunglasses' acts as an adjective (adjectival infinitive) modifying the noun 'reasons', explaining the purpose or action associated with the noun.
EN: In Western countries like Ireland, eye care practices (opticians/optometrists) often actively run public health awareness campaigns during seasonal transitions, emphasizing practical advice like UV protection and driving safety.
EN: Gerund as Subject: A gerund phrase (verb + -ing) can function as the noun subject of a sentence. In this sentence, 'Long exposure...' is a noun phrase, but the concept of 'exposure' (from the verb 'expose') acts as the subject performing the action.
Eating balanced meals is essential for maintaining good health.
EN: Coordinating Conjunction 'so': Used to connect two independent clauses where the second clause is the result of the first. It is preceded by a comma.
The weather was extremely cold, so we decided to stay indoors.
Key vocabulary words with IPA pronunciation, definitions, example sentences, and interactive quizzes.
Phrases with type tags, bilingual definitions, usage notes, and example sentences.
Sunglasses made with lenses that match the wearer's corrective vision prescription.
Fatigue or pain in the eyes, typically caused by reading, looking at screens, or bright light.
Small plastic discs worn directly on the surface of the eye to correct vision.
The ability of a material to block ultraviolet rays from reaching and damaging the eyes or skin.