1.(-):My father didn't decorate the Christmas tree.

(?):Did My father decorate the Christmas tree?

2.(-):She didn't buy a new dress yesterday.

(?):Did she buy a new dress yesterday?

3.(-):They weren't late for school.

(?):Were They late for school?

4.(-): Mr. Tam didn't take his children to the museum last Sunday.

(?):Did Mr.Tam take his children to the museum last Sunday?

5.(-):Hoa didn't make a cushion for her armchair.

(?):Did Hoa make a cushion for her armchair.

6.(-): They didn't paint their house yellow.

(?):Did They didn't paint their house yellow?

7.(-):This dress wasn't fit.

(?):Was This dress fit?

8.(-):I didn't see her two days ago.

(?):Did you see her two days ago?

9.(-): She didn't wear a very beautiful dress last night.

(?):Did She wear a very beautiful dress last night?

10.(-):He didn't write to his parents more often last year.

(?):Did He write to his parents more often last year.

II

1.Who did plant some roses in the garden?

2. Where did Lan put the souvenirs?

3. When did they return home?

4. What did she do last night?

5. What did you watched on TV yesterday?

6. When did he arrive in HCM city?

7. Who liked to eat seefood?

8. What did Ba wear with a dolphin on it?

9. How did he think about the little fish?

Ex1

1. (-) My father didn't decorate the Christmas tree.

    (?) Did your father decorate the Christmas tree?

2. (-) She didn't buy a new dress yesterday.

    (?) Did she buy a new dress yesterday?

3. (-) They were not late for school.

    (?) Were they late for school?

4. (-) Mr. Tam didn't take his children to the museum last Sunday.

    (?) Did Mr. Tam take his children to the museum last Sunday?

5. (-) Hoa didn't make a cushion for her armchair.

    (?) Did Hoa make a cushion for her armchair?

6. (-) They didn't paint their house yellow.

    (?) Did they paint their house yellow?

7. (-) This dress was not fit.

    (?) Was this dress fit?

8. (-) I didn't see her two days ago.

    (?) Did you see her two days ago?

9. (-) She didn't wear a very beautiful dress last night.

    (?) Did she wear a very beautiful dress last night?

10. (-) He didn't write to his parents more often last year.

      (?) Did he write to his parents more often last year.

Ex2

1. Who planted some roses in the garden?

2. Where did Lan put the souvenirs?

3. When did they return home?

4. What did she do last night?

5. What did you watch on TV yesterday?

6. When did he arrive in HCM city?

7. Who liked to eat seafood?

8. What did Ba wear with a dolphin on it?

9. How did he think about the little fish?