26. It is no use ______ without thorough (彻底的)_________.

　A. to read ; understood　　 B. reading; understanding

　C. to read; understand　　 D. read; to understand

25. They’ve produced ______ as they did last year.

　A. as twice many tractors　　 B. twice as many tractors

　C. many tractors as twice　　 D. as many tractors twice

24. – Is that book worth______?　 -- Yes, it is worthy ______ twice.

　A. reading; being read　　 B. to read; to be read

C. of being read; reading　　 D. reading; of being read

23. Only when your identity has been checked, ______.

　A. you are allowed in　 B. you will be allowed in

　C. you will allow in　 D. will you be allowed in

22. The villagers were almost completely _____ from the outside world after a heavy snow.

　A. cut out　　 B. cut off　 C. cut up　　 D. cut through

21. The listeners got _____ at the _____ speech by the famous scientist.

　A. exciting; excited　 B. exciting; exciting　 C. excited; excited　　 D. excited; exciting

20. Nobody will be _____ about what he eats in time of great hunger.

　A. special　　 B. strange　　 C. particular　　 D. bored

19. Mr Read made up his mind to devote all he had to _____ some schools for poor children.

　A. set up　 B. setting up　 C. have set up　　 D. having set up

从所给A、B、C、D选项中，选出可以填入空白处的最佳选项。

18.　 It was ______ of you not to turn on the radio while I was writing my paper.

　A. considering　 B. considered　 C. considerate　　 D. consideration