30. ------Is there anything wrong , Bob? You look sad.

　 ------ Oh, nothing much. In fact, I ______ of my friends back home.

　 A. have just thought　　　　　 B.was just thinking

　 C. would just think　　　　　 D. will just be thinking

29. The country has already sent up three unmanned spacecraft, the most recent ______ at the end of last March..

　 A.has been launched　　　　　 B.having been launched

　 C. being launched　　　　　　 D. to be launched

28. ------Where did you get to know her?

　 ------ It was on the farm ______ we worked.

　 A. there　　　 B. that　　　 C. where　　 D.there

27. ______ I really don’t like art, I find his work impressive.

　 A. As　　　　 B. Since　　　 C. If　　　　 D. while

26.______ worries me the way he keeps changing his mind.

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

25. ------Have you been wasting time on computer games again?

　 ------______. I’ve been studying a lot and I need a break.

　 A. No way　　　 B.Not really　　　 C.I don’t agree　　 D.I couldn’t agree more

24. The hunter calmly picked up his gun,took the aim and fired, ______ the beast.

　　 A.bringing down B.pulling down　 C.falling dowing　 D.putting down

23.Hearing that most of the members voted against her, she ______ a smiile.

　　 A.wore　　　　 B. managed　　 C.performed　　trolled

22. It is a strange phenomenon that some young people today think it is their parents’responsibility to earn money and_______ to spend it.

　　 A.them　　　　 B.they　　　　 C.their　　　　 D.theirs

第一节　　　　 单项填空(共15小题；每小题1分，满分15分)

从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。

21.. Department of Homeland Security and CIA produced ______ joint report on Monday warning that ______ next 911 could in fact occur on ______ different date.

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