1, He asked me why I had to do that work.

2, He asked Lan what she was doing.

3, Lan asked me what I would do when I left school.

4, He asked Lan how she knew his name.

5, He asked Lan why she hadn’t phoned him.

6, Lan asked me when she could see the doctor.

7, He asked me when where she was going.

8, Lan asked me where I was going to spend the holiday.

9, He asked me how big the classes were.

10, Lan asked me what sorts of food they served.

11, Lan asked me how long I was staying there.

12, He asked Lan what she was going to study.

13, He asked Lan what kind of sports she liked best.

14, He asked me what I thought of the canteen coffee.

15, He asked Lan what the name of the college was.

16, He asked Lan how many students there were in the college.

17, Lan asked me who the headmaster was.

18, He asked Lan what country she came from.

19, Lan asked me how long I stayed there.

20, He asked Lan how she would use English in the future.

21, Lan asked me how far it was to the school.