English Grammar and Usage

Case of possessive adjective. Here, the 'verb + additional information' is given. We need to supply the 'subject'. Option 1 is the best choice.

Verb 'go' is plural and needs to be preceded by a plural noun. None other option than option 3 is plural.

Here, the 'subject' is given. We need to provide the 'verb + additional information'. Option 2 provides the same.

Here, 'the subject' is provided. We need to suppply the 'verb + additional information'. Option 3 provides the same.

This sentence provides information. Formation of the sentence is 'subject + verb + additional information'. Hence, it's an assertive or declarative sentence.

Sentence 1 is the most correctly formed sentence. It introduces and elaborates all the elemnts one-by-one.

Whenever we refer to profession of a person, we use the pronoun 'what' as an interrogative.

Whenever we refer to a definite time of the past, we use past indefinite tense. Thus, option 4.

This is a compound sentence in the past tense. Here, the principal clause demands 'past indefinite', while the subsidiary clause demands 'past continuous'. 

Case of a compound sentence where both the clauses qualify present continuous tense. Key word is 'now'.

Case of past indefinite tense. In such cases, we use only the second form of the verb.

This is a compound sentence in the past tense. Here, the principal clause demands 'past indefinite', while the subsidiary clause demands 'past continuous'.

Whenever we refer to a definite time of the past, we use past indefinite tense.

 Verb in simple past tense

 There are two events in succession in the past. The later event is 'came'. The antecedent in time should be 'had been'