Ответ:

1. Did the assistant show me some rings?

The assistant didn’t show me any rings.

2. Did the ring cost 2 pounds at that time?

The ring didn’t cost 2 pounds at that time.

3. Did I go to the shop to buy a wedding ring?

I didn’t go to the shop to buy a wedding ring.

4. Did she get engaged last year?

She didn’t get engaged last year.

5. Did he work at the jeweler’s shop?

He didn’t work at the jeweler’s shop.

6. Did the manager receive a letter marked ‘personal’ last week?

Last week the manager didn’t receive a letter marked ‘personal’.

7. Did the secretary give the letter to me unopened?

The secretary didn’t give the letter to me unopened.

Объяснение:

надо было переделать эти утвердительные предложения в вопросительные и отрицательные.

1. The assistant didn't show me some rings.

Did the assistant show me some rings?

2. The ring didn't cost 2 pounds at that time.

Did the ring cost 2 pounds at that time?

3. I didn't go to the shop to buy a wedding ring.

Did I go to the shop to buy a wedding ring?

4. She didn't get engaged two years ago.

Did she get engaged two years ago?

5. He didn't work at a jeweller's shop.

Did he work at a jeweller's shop?

6. Last week the manager didn't receive a letter marked 'personal'.

Did the manager receive a letter marked 'personal' last week?

7. The secretary didn't give the letter to me unopened.

Did the secretary give the letter to me unopened?

8. The customer didn't pay his bill.

Did the customer pay his bill.