28．The result of the experiment was very good, ___ we hadn't expected

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

27．She was the only one of the girls who ____ late for yesterday's party.

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

26．Nowadays, a large number of women, especially those from the countryside, ____ in the

　　 clothing industry.

　　 A．is working　　 　 B．works　　 　　　 C．work　　　 　　　　 D．worked

25．He is very popular among his students as he always tries to make them ____ in his

　　 lecture.

　　 A．interested　　 　　 B．interesting　 　　 C．interest　 　　　　　　 D．to interest

24．___ is known to us all that the 2008 Olympic Games took place in Beijing.

　　 A．What　　　　　 B．It　　　 　　　　　 C．As　　　　 　　　　　 D．Which

23．It's quite_　 ___that Dr Smith will be present at the meeting.

　　 A．certain　　　 　　 B．sure　　 　　　　　 C．certainly　　 　　　　 D．surely

22．Ten years ago the population of our village was ____ that of our neighbor's.

A．as twice much as　　　 　　　　　　　　　　 B．twice large than　　

C．twice as much as 　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　 D．twice as large as

21．___ annoys me is that Kirn never returns the books she borrows on time.

　　 A．This　　　 　　　　　 B．It　　　　　 　　 C．What　 　　　　　　　　 D．That

6．他能及时实施他的计划的可能性很小。

　 　　　　　that he can　　　 　　　　　　his plan in time are very small.

5．总体上说，我们必须依靠政府来防止我们的环境受到污染。

　　　　 a 　　　　　, we must depend on our government to 　　　　　our environment 　　　　　　　　　　　　polluted.