30．I passed by the sports field the other day,_______ there was a fierce basketball match　　 going on then.

　　　 A．when 　　　　　　　　 B．what　　　　　　　　　 C．where 　　　　　　　　 D．that

29．This is a city which lives for today while　　 by its past.

　　　 A．surround　　　　　　 B．surrounding　　　　 C．surrounded　　　　　 D．to surround

28．In September 2008, China’s key milestone in space travel　　　 when Zhai Zhigang conducted the first space walk.

　　　 A．reached　　　　　　　 B．was reached　　　　 C．has reached　　　　　 D．had been reached

27．We　　　　 last night, but we went to appreciate the flowerbeds and streetlights in Tiananmen Square instead.

　　　 A．might study　　　　　　　　　　　　　　　　　　　　 B．could study

　　　 C．should have studied　　　　　　　　　　　　　　　 D．must have studied

26．Each of us, 　　　　　old or young, is a valuable member of society.

　　　 A．however　　　　　　　 B．whenever　　　　　　 C．whoever　　　　　　　 D．whatever

25．He ____ in the emergency room when I arrived at the hospital.

　 A.has been treating　　 B.has treated　　 C.had treated　　　　 D.was being treated

24．---- Mike, what did our monitor say just now?

---- Every boy and every girl as well as teachers who ____ to visit the museum ___

　　 asked　 to be at the school gate before 6:30 in the morning.

　 A. were;is　　 B. are;were　　 C.is;are　　 D. are; is

23．The bell _____ the end of the period rang,____ our heated discussion.

　　　 A．indicating;interrupted　　　　　　　 B．indicated; interrupting

C．indicating;interrupting　　　　　　　　　　　　　 D．indicated; interrupted

22．Only when you stay and live with　 　local people for a period of time will you have　　　　　 ______better understanding of life here.

　　　 A．a; /　　　　　　　　　　 B．the; a　　　　　　　　　 C．/; the　　　　　　　　　 D．the; the

　　　 从每题所给的A、B、C、D四个选项中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。

21．-Shall I lock the lab now before I go home?

　　 - 　　　　　. I’ll check it myself later.

　　　 A．Go ahead　　　　　　 B．No problem　　　　 C．No hurry　　　　　　 D．Don’t bother