B1

Prepositions after verbs, adjectives and before nouns

Prepositions are small words that connect elements in a sentence. They can be placed after verbs and adjectives, but...

Present and Past Emphatic Tenses

Emphatic tenses are used to express emotive or contrastive emphasis.We use the present and past emphatic tenses to express...

Present Perfect Continuous

Present perfect continuous is a tense used to talk about actions and situations which started in the past and...

Probability with Likely and Unlikely

Likely is an adjective and an adverb used with a similar meaning to probable in the affirmative form.Unlikely is...

Second Conditional

We use the second conditional to talk about situations that are impossible or unlikely to happen.

Some and Any

Some and any are determiners that provide information about the amount or quantity of the thing we are talking...

Subject and Verb Agreement

The subject and verb agreement is a situation in which the subject and a verb accord in number.

Temporal Clauses

Temporal clauses are part of the adverbial clauses which are composed of independent and dependent clauses, linked by connectors.

There has been and There have been

We use there has/have been to talk about a situation that started in the past and lasted until the...

There, It

There and it can be used as subjects in a sentence where there is no other subject.

Third Conditional

We use the third conditional to talk about situations that didn’t happen in the past and the supposed results...

Time words

Time words are words related to time. These words can be adverbs, pronouns, nouns and prepositions.

To Be: Auxiliary verb

To be as an auxiliary verb is used to form the present, the past, the future continuous and the...

Used to vs To Be Used to vs To Get Used to

The structure used to is employed to talk about habits and customs that were or are be familiar to...

Verbs and Prepositions Collocations

A collocation is a pair or group of words that habitually appear together.

Wh- Questions in Future Form

Wh- questions always begin with one of the wh- question words (interrogative pronouns), which show what kind of information...

Yes or No Questions in Future Form

Yes or no questions are also called closed questions or polar questions because the answer to them can only...