6. Make sentences interrogative and negative:
1) The pupils have dictations twice a week.
2) I spend my summer holidays in the country.
3) Our engineer left for Kyiv on Monday.

Ответ:

interrogative sentences:

1) have are pupils dictations twice a week?

2) is i'm spend my summer holidays in the country?

3)Are our engineer left for Kyiv on Monday?

negative sentences:

1) The pupils haven't dictations twice a week.

2) I am not spend my summer holidays in the country.

3) our engineer have not left for Kyiv on Monday