2、i dont know how this question.

3、the teacher told him not to be late.

4、i wont go to see you if it tomorrow.

5、have you your homework yet?

6、the students their teacher and asking a lot of question now.

7、our friend tea coffee.

8、mr green beijing last night.

9、please be quiet. mr wang now.

10、it you work hard, you with others.

11、she looks im sure she is having trouble.

12、youd better your coat. its cold outside.

13、have you finished your bedroom?

14、i met tom in the street. i stop with him.

2、there no hospital thirty years ago.

3、its time for class. wed better right now.

4、english twice a day on tv.

5、a young man into the river and saved the boy.

6、look at the dark cloud! it soon.

7、nothing to the boy since you left.

8、father wont let her alone. 9、spring after winter.

10、my father with us three years ago.

11、 you with the cooking yesterday?

12、how did lin feng make the baby ?

13、the old man is ill. he to the hospital.

2、jims uncle often fishing when it is fine.

3、uncle wang back in a month.

4、great changes place since 1980.

5、he me for a long time yesterday afternoon.

6、keys by people for doors.

7、how long peter here since he came here? five years.

8、from your parents last month?

9、swimming

pool in 1990? 10、toms friend often in makes. 11、listen! rose and her sister beautifully. 12、do you know if mr king to his teacher soon?

2、there four classes tomorrow morning.

3、these machines in shanghai last year.