III. Поставьте предложения в отрицательную форму. К выделенным словам поставьте
специальные вопросы. Переведите предложения:
1. We can control the quality of our computers.
2. He has to telephone his office in London every day.
3. The manager will be able to receive Mr. B. only in the afternoon.
4. This firm was allowed to enter the foreign market.
5. I had to sign this agreement only on Monday.
6. Theywithdrewouroffer.
7. We have concluded a lot of profitable deals this month.

спасибо, а специальные вопросы не поможете написать?

давайте попробуем))

1. we can't....2. he doesn't have to...3. the manager won't  be...4. this firm wasn't allowed...5. I didn't have to sign...6. they didn't withdraw...7. we haven't concluded...