31．Last year, the number of people who died increased _　 _ 2% ___ 5% the year before last.

　　 A．at; comparing to　　　　　 　　　 B．to; comparing with

　　 C．for; to compare with　　　 　　　　 D．by; compared with

30．It was not until last night____ he finally made up his mind.

　　 A．before　　　 　 B．when　　 　　　　 C．that　　　　　 D．since

29．When ____, the museum will be open to the public next year.

　　 A．completed 　　 B．completing　 C．being completed D．to be completed

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