Bai 5

1 We moved to a new house

2 They brought a sandwich

3 He didn’t do the homework

4 They sold cars

5 Did he visit his friends?

6 studied

7 taught

8 wanted

9 spent

10 rang

1 went

2 cooked

3 wrote

4 was

5 slept

8 B

9 C

10 B

11 D

12 A

13 B

14 C

Bài 4

1 C

2 C

3 A

4 D

5 C

6 D

7 A

9 (+) She went to her office by car.

(-) She didn’t go to her office by car.

(?) Did she go to her office by car?

10 (+) He was a good boy.

(-) He wasn’t a good boy.

(?) Was he a good boy?

7 (+) He swam in the lake.

(-) He didn’t swim in the lake.

(?) Did he swim in the lake?

8 (+) We were at the gym last week.

(-) We weren’t at the gym last week.

(?) Were you at the gym last week?

5 (+) You bought clothes in this clothes shop.

(-) You didn’t buy clothes in this clothes shop.

(?) Did you buy clothes in this clothes shop?

6 (+) They were born in Korea.

(-) They weren’t born in Korea.

(?) Were they born in Korea?

3 (+) They built a new house.

(-) They didn’t build a new house.

(?) Did they build a new house?

4 (+) I was at the concert last Sunday

(-) I wasn’t at the concert last Sunday

(?) Were you at the concert last Sunday?

Bai 3

1 (+) He wrote a book.

(-) He didn’t write a book.

(?) Did he write a book?

2 (+) She was my boss.

(-) She wasn’t my boss.

(?) Was she your boss?