Prepositions are small words that connect elements in a sentence. They can be placed after verbs and adjectives, but...
Emphatic tenses are used to express emotive or contrastive emphasis.We use the present and past emphatic tenses to express...
Present perfect continuous is a tense used to talk about actions and situations which started in the past and...
Likely is an adjective and an adverb used with a similar meaning to probable in the affirmative form.Unlikely is...
We use the second conditional to talk about situations that are impossible or unlikely to happen.
Some and any are determiners that provide information about the amount or quantity of the thing we are talking...
The subject and verb agreement is a situation in which the subject and a verb accord in number.
Temporal clauses are part of the adverbial clauses which are composed of independent and dependent clauses, linked by connectors.
We use there has/have been to talk about a situation that started in the past and lasted until the...
We use the third conditional to talk about situations that didn’t happen in the past and the supposed results...
Time words are words related to time. These words can be adverbs, pronouns, nouns and prepositions.
To be as an auxiliary verb is used to form the present, the past, the future continuous and the...
The structure used to is employed to talk about habits and customs that were or are be familiar to...
A collocation is a pair or group of words that habitually appear together.
Wh- questions always begin with one of the wh- question words (interrogative pronouns), which show what kind of information...
Yes or no questions are also called closed questions or polar questions because the answer to them can only...