Subject pronouns -usage. Subject pronouns are used to replace the subject of a sentence, and they tell us who or what is performing the...

Uses of 'in, on, at' as prepositions of time. A preposition of time is a preposition used to indicate when a particular action takes...

Usages and grammar explanations for the present perfect continuous tense. The Present Perfect Continuous  (also called Present Perfect...

Usages and grammar explanations for the present perfect tense. The Present Perfect Tense  is used to describe actions or events that have...

Usages and grammar explanations for the past continuous tense. The Past Continuous Tense  is used to describe actions that were happening...

Usages and grammar explanations for the simple past tense. The Simple Past Tense  is used to describe actions, events, or situations that...

Usages and grammar explanations for the simple present tense. The simple present tense is one of the most commonly used and basic tenses...

Usages and grammar explanations for the present continuous tense. The Present Continuous tense, also known as the Present Progressive, is...

'This, these, that, those' usage and rules. English grammar explanations. The words this , these , that , and those  are used to point to...

'Was / were' usage. English grammar explanations. Was and were are the past tense forms of the verb "to be" in English. In other words,...

Usages of 'in, on, at' as prepositions of place. In English, the prepositions "in", "on" and "at" are very commonly used expressions to...

How to use 'had better' in English? Grammar explanation for 'had better'. "Had better" is an English expression used to give advice or...

What is the difference between 'like' and 'would like'? While "like"  and "would like" are both used to express preference, desire, or...

What is the difference between 'would rather' and 'prefer'? The phrase "would rather" and the verb "prefer" are both used to express...

Verb 'to be' - usage. am-is-are - explanation. Verb to be am/is/are rules. Elementary Level The verb "to be" is one of the most essential...