4. Anna should run her finger under the water.(改为一般疑问句) 

Anna her finger under the water?

3. Mary did some chores yesterday.(改为一般疑问句) 

Mary chores yesterday?

2. —Could I go to the zoo this afternoon,Mom?（作否定回答) 

—，。

Ⅵ.根据括号内的要求完成下列各题，每空一词(含缩略形式) 。

1. 一Were they watching TV at nine last night?(作肯定回答)

 一，。

10. Helen will visit her cousin as soon as she  (reach) London.

9. Some students  (volunteer) in the after-school study program yesterday.

8. Tony  (invite) some American friends to his birthday party next week.

7. The farmers  (give) US a warm welcome when we arrived at the farm.

6. Alice often  (argue) with her brother.

5. 1 (draw) a picture when Mr. Brown walked into the classroom.