I.

1.helded

2.put

3.ran

4.drank

5.drove

6.was/were

7.went

8.bought

9.took

10.gave

II.

1.do...live/live

2.is....doing/watering

3.is.....doing/is

4.are

5.playing/playing

6.watches

7.go/have/am/visit 

8.does...go

9.did...go

10.do...get up

11.went

12.did....do

13.didn't borrow

14.lived

15.played

III.

play:chess,tennis,table tennis,volleyball

do:boxing,aerobics,karate

go:running,cycling,fishing,swimming, skiing

IV.

1. do you play outdoors every day?

2.what do you do at break time at school?

3.who is your favorite singer?

4.there are 40 students in my class

5.I am in class 6A

6.what sports can Duong do?

7.what happened last week?

8.did you do any sports last week?

9.who is going to learn karate?

10.she bought this book last year