Помогите с английским пожалуйста

1 We had told him about the time of the meeting.
We hadn't told him about the time of the meeting.
Had we told him about the time of the meeting?

2 She had washed the vegetables for the salad.
She hadn't washed the vegetables for the salad.
Had she washed the vegetables for the salad?

3 You had caught a small fish by that time.
You hadn't caught a small fish by that time.
Had you caught a small fish by that time?

4 The burglars had robbed the bank.
The burglars hadn't robbed the bank.
Had the burglars robbed the bank?

5 A zookeeper had fed the animals by twelve o’clock.
A zookeeper hadn't fed the animals by twelve o’clock.
Had the zookeeper fed the animals by twelve o’clock?

6 David had eaten all the sandwiches by two o’clock.
David hadn't eaten all the sandwiches by two o’clock.
Had David eaten all the sandwiches by two o’clock?

7 They had been to this town before.
They hadn't been to this town before.
Had they been to this town before?

8 I had done all the arrangements by Saturday.
I hadn't done all the arrangements by Saturday.
Had I done all the arrangements by Saturday?

9 Alice had shown me her paintings before.
Alice hadn't shown me her paintings before.
Had Alice shown me her paintings before?

10 You had forgotten about her request.
You hadn't forgotten about her request.
Had you forgotten about her request?