12. ---My trousers are______ .

---I'll buy you a new pair.

A. wore out

B. worn out

C. wearing out

D. sold out

解析：wear out 穿坏，sell out卖完。裤子是被穿坏，而不是主动的，所以是被动语态，答案是B。

13. ---What do you think of these two books?

---_____ of them are interesting. And I've read them several times.

A. Both

B. Neither

C. None

D. Either

解析：根据题意，是两本书，both“两者都”,neither'两者都不' ,none'一个也没有', either'两者中任何一个'答案是A。

14. ---The artist has got _____ much work to do that he hardly has time to help his wife with the housework.

---That‟s true. Even on Sundays he is busy with his work.

A. too

B. so

C. very

D. such

解析：本题是考so ...that和such ....that的用法。such是修饰名词，但是如果名词前有many ,much ,little,few等修饰词，则用so 代替such.答案为B。

15. ---How long ____ you ____a fever?

---Ever since last night.

A. have, got

B. have, had

C. have, caught

D. did, have

解析：根据后面的since我们可以判断要用完成时。而get,catch等瞬间动词在完成时中不能与for,since引导的时间状语连用，答案是B.

16. ---I think he lives _____ No.386 West St.

---Are you sure _____ that? You‟d better make sure.

A. at, /

B. in, of

C. in, about

D. at, of

解析：live in '居住'后接大地点。live at '居住'后面接具体的地点。be sure of /be sure about 确信，固定用法。表示对什么有把握。答案为D。

17. ---The rain came to a stop the night before. The fields are still full of water.

---It _____ for nearly a week.

A. has rained

B. had rained

C. would rain

D. was raining

解析：came to a stop“停止”the night before'前一个晚上'for+一段时间用于完成时，而came 表明是过去时，所以后面用过去完成时。答案为B。

18. ---He seems _____ ill. Shall we take him to the hospital right now?

---I don‟t think it matters. Maybe he's caught a bit of a cold.

A. terrible 

B. terribly

C. even

D. to be terrible

解析：seem+形容词 “好像是”ill “病了”用副词修饰。答案为B. even修饰形容词/副词比较级。

19. ---Would you like ___ some fruit?

---No thanks. I don't feel like _____ anything now.

A. to have, to eat

B. having, to eat

C. having, eating

D. to have, eating

解析：would you like to do sth.委婉询问对方的意愿“是否想要做什么....”可以排除B.C .而feel like +名词/动名词，表示“觉得好像....” 答案为D。

20. ---This is really a wonderful party with interesting people and great food.

---I'm glad you are _____.

A. liking it

B. enjoying yourself

C. at the party

D. are loving

解析：enjoy yourself '玩得高兴' 表示感情的love,like 一般不用于进行时。C与题意不符合。答案是B。

21. ---You've dropped _____ “s‟‟ in the word “acros‟‟

---Oh, ____ letter “s‟ should be doubled like this “across‟. A. a, a

B. an, a

C. a, the

D. an, the

解析：本题考查冠词的用法。表示泛指时用不定冠词，a 用在辅音发音字母之前，an用在元音发音字母之前。s的读音为/es/,为元音发音。应用“an”,后面表特指，上面出现的，应用'the',答案为D.

22. ---The pen writes well though it doesn't cost much.

--- Let me have a try. So _____.

A. it is

B. it does

C. does it

D. is it

解析：同第7题，根据题意是表示同意对方的看法，而write要用do/does替代，pen为单数，所以答案是B。