27. ____ of the truth of the report, he told his colleagues about it.　

A. Convinced　　　　　　 B. Convincing

C. To convince　　　　　 D. Having convinced

26. I’ll never understand how it _____ that he still insisted on going there alone after being told about the possible danger.

A. came about　 　　　　　　 B. came across　

C. came out　 　　　　 D. came up　　　　 www.k@s@5@　　　　　　　　　　　　　　 高#考#资#源#网

25. Was it in 1969 _______ the American astronauts succeeded ______ landing on the moon?　

A when; on　　 B. that; on　　 C. when; in　　 D. that; in

24. It was ______ back home after the experiment.　　　

A. not until midnight did he go　　　 B. until midnight that he didn’t go

C. not until midnight that he went　　 D. until midnight when he didn’t go

23. If you _________ my advice, you ________ your failure now. You _________ your victory.　

A. took ... wouldn’t cry over ... would celebrate　

B. had taken ... wouldn’t have cried over ... would have celebrated　

C. had taken ... aren’t crying over ... are celebrating　

D. had taken ... wouldn’t be crying over ... would be celebrating

22. The professor gave orders that the test ____before 5:30.

A. be finished　　 B. will finish　 C .will be finished　　 D. shall finish

21. _______, I’d have told you.　　　

A.　 If I would have known it　　　　 B.　 If I had have known it

C.　 Had I known it　　　　　　　　　 D.　 Should I know it

20. - you should have thanked her before you left.

- I meant ____, but when I was leaving I couldn’t find her anywhere.

A. to do　　 　　　 B. doing　 　 C. to　　 　 D. doing it

19. _______ got into the room ______ the telephone rang.　

A. He hardly had; then　　 B. Hardly had he; when　　　

C. He had not; than　　　 D. Nor had he; when

18. ________, they had no chance of winning the war.　

A. As they fought bravely　　　 B. Bravely as they fought

C. As bravely they fought　　　 D. They fought so bravely