Question

rules of past prefect​

Answer 1

Explanation:

The formula for the past perfect tense is had + [past participle]. It doesn’t matter if the subject is singular or plural; the formula doesn’t change.

The Past Perfect is used to talk about actions that were completed before some point in the past.

The Past Perfect is formed by combining had with the past participle of the main verb.

Positive Sentence:

S + had + past participle + …

Example:

She had finished the test.

Negative Sentence:

S + had not/hadn’t + past participle + …

Example:

She hadn’t finished the test.

Answer 2

Explanation:

The formula for the past perfect tense is had + [past participle]. It doesn’t matter if the subject is singular or plural; the formula doesn’t change.

I hope this is help you...