1. He watched T.V last night.

(-) He didn't watch TV last night.

(?) Did he watch TV last night?

2. My father decorated the Christmas tree.

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

(?) Did your father decorate the Christmas tree?

3. She bought a new dress yesterday.

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

(?) Did she buy a new dress yesterday?

4. They were late for school.

(-) They weren't late for school.

(?) Were they late for school?

5. Mr. Tam took his children to the museum last Sunday.

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

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

6. Hoa made a cushion for her armchair

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

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

7. They painted their house yellow.

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

(?) Did they paint their house yellow?

8. This dress was fit.

(-)This dress wasn't fit.

(?)Was this dress fit?

9. I saw her two days ago.

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

(?) Did you see her two days ago?

10. Her mother gave her a blue dress.

(-) Her mother didn't give her a blue dress.

(?) Did her mother give her a blue dress?