Explanation

The past perfect tense requires "had" plus the past participle of the verb.

The past participle of "be" is "been".

Nothing had been done by them.

Explanation

 "Took" is the correct past tense of the verb "take," which is appropriate for the sentence.

Explanation

The past perfect shows an action completed recently.

Explanation

"Last Night” shows Past Tense.

So, “was” is the correct option here.

It was too cold to go out. 

Explanation

The correct sentence should be "You have been resting since morning.'

As it requires the present perfect continuous tense with "have been" for "you."

Explanation

In a negative sentence, the question tag is positive.

"Will they" is the correct tag to match the structure of "They will not come here."

Explanation

"Will be brought" is the passive voice of the future indefinite (simple future) tense.

The active form would be: "I will bring the apples."

Explanation

The Future Simple tense is formed as "will + base verb" (e.g., will finish).

It expresses an action that will happen in the future.

Explanation

Child is a singular noun.

Children is a plural noun.

We use plural verb (are) with plural noun (children.

Children are assigned homework.

Explanation

Present Continuous tense shows actions currently in progress.

Example: She is reading a book now.