26. The map was drawn to the standard _____ of 1:100,000. So there was not much detail.

A. route　　　　 B. line　　 　　　　　　　　 C. rate　　　　　　　 D. scale

25. Schools in the south tend to be better equipped, ____ those in the north are relatively poor.

A. because　　　 　 B. when　　　 　　　　 C. while　　　 D. unless

24. Could I speak to _______ is in charge of the International affairs, please?

　 　 A. who　　 　　　　　　 B. whoever　　　 　　　　　 C. whom　　　 　　 D. whomever

23. Travelling in Africa, they were lucky enough to see the largest frog in the world, _____ up 　　　　 to 31 pounds.

　 A. weighed　　 　　　 B. weighing　　　 C. weighs　　　 　 D. to be weighed

22. Amy Meadows recently _____ a dozen MIT students and organized a trip to a small 　　　　 village to have a dip into the country life.

　 A. took up　　 　　　　　　　　　 B. set up　　 　　　　　 C. used up　　 　　　　　　　　　 D. rounded up

21. I’m happy to know that this daughter of mine has so strong an________ for knowledge.

A. reward　　　 　　 B. wealth　 　 　　C. expense　 　　　　　　　　　 　　D. appetite

20. The gap between rural and urban education in China is widening, and education is the key 　　 to _____ rural problems.

A. solving　　 B. solve　 　　　　　　　　 C. settle　 　　　　　　　 D. settling

19. _____, he made great progress all round in the past exam.

A. Much to his delight　　 　　　　　　　　　　　　　　　　　 B. At his own expense

C. Once and for all　　　　　　　　　　　　　　　　　　　　　　　　　 D. Apart from English

18. Cloned pigs differ _____ the originals _____ looks and behavior.

A. in; from　　 　　　 B. from; in　 　　C. at; from　　　　　　　　 D. from; at

17. _________from other continents for millions of years, Australia has many unique plants and 　　　　 animals.

　 　 　A. To separate　　 B. Separating　　 C. Being separated　　 D. Having been separated