34.They did all they should _______________ (improve) their study.

33.For a long time, the disabled _______________ (hear) from Mr. Hu.

32.It was Sunday yesterday and Sandy had her long hair _________(cut).

31.what fun it is _________________ (play) basketball with friends in the sun!

30.I wonder if David ___________(go) to tomorrow’s meeting.

29._________ (give) something to somebody in life is much more important than to get it from them.

28.In the park yesterday evening, Robinson _________ something strange _________ off the tall tree. (feel, fall)

27.Jim _________ (not hear) from his pen friend since two months ago.

26.I’m sorry to keep you _________ (wait) for me so long. It’s very kind of you.

25.While she ___________ (argue) with her sister, her parents came in.