Ответ:

1)I used the Internet

2)Did you listen to the radio?

3)We studed English

4)I didn't like the film

5)Did she smoke?

6)I was at work

7)Why did you call her?

8) I could’t swim.

9)We were happy to see them

10)I did stop writing the letter

11)I lived in China

12)I didn't buy presents for Christmas

13)There were many people in the living room

Ответ:

1.I used the Internet.

2.Did you listen to the radion?

3.We studied English.

4.I didn't like the film.

5.Did she smoke?

6.I couldn't work

7.Why did you call her?

8.I couldn't swim.

9.We were happy to see them.

10.I stopped writing the letter.

11.I lived in China.

12.I didn't buy presents for Christmas.

13.There were many people in the living room.