21. What is _______ food in the USA?

A. very popular 　B. more popular C. the most popular 　D. most popular

20. Which do you like _______ ,pork, beef or chicken?

A. good 　B. well 　C. better 　D. best

19. Of the four seasons, the _______time to come to Hangzhou 　is in spring.

A. good 　B. well 　　C. better　 　D. best

18. Please be _______ next time.

A. carefuler 　B. more careful 　C. carefulest 　D. the most careful

17. Let’s buy _______ apples tomorrow.

A. more some B. some more 　C. any more D. more any

16. My brother doe sn’t like studing. He watches TV for _______ two hours every day.

A. less than 　B. more than 　C. little than 　D. much than

14. The third cake is _______ of all, but it’s too dear.

A. delicious 　B. most delicious 　C. more delicious D. the most delicious

15 It is _______ today than yesterday.

A cold 　B. colder 　C. more colder 　D. many colder

13. The Changjiang River is one of the _______ in China .

A. longer river 　B. longest river 　C. longest rivers 　D. long rivers

12. I have two sisters , Lucy and Lily is _______ of the two.

A. nicer　 　B. the nice 　　C. the nicer　 　D. nice

11. The question is _______ than the last one.

A very easy 　B. much easy 　C. very easier　　　 　D. much easier