11. —Do you remember_______he came?
— Yes, I do, he came by ear.
A. how B. when C. that D. if
答：A．从答语中by car可知。
12. Mother was worried because little Alice was iii, especially_______Father was a-way in France.
A. as B. that C. during D. if
答：A．durmg意思符合，但词性不符。dunng为介词，后接名词或相当于名词的词．而as是连词，后接从句。
13. She thought I was talking about her daughter, __________, in fact, 1 was talking a-bout my daughter.
A. whom B. where C. which D. while
答：D。while为连词，表示转折(常带有对比之意)，表示“而，却”。
14. If we work with a strong will, we can overcome any difficulty, ___________ great it is.
A. what B. how
C. however D. whatever
答；C。whatever后接名词，however后接形容词或副词。
15. Would you like a cup of coffee_________ shall we get down to business right away?
A. and B. then C. or D. otherwise
答：C。or或者，其他选项与句意不符。
16. _________I like the car, I don’t like the color of it.
A. Unless B. However C. While D. If
答；C．while＝ahhough之用法，意为“虽然”。
17. —I’m going to the post office.
— _______ you’re there, can you get me some stamps?
A. As B. While C. Because D. If
答：B。while 当……的时候，在……之时，和……同时。如 While in London he studied music. 他在伦敦的时候研究音乐。
18. _____________ you’ve got a chance, you might as well make full use of it.
A. Now that B. After
C. Although D. As soon as
答：A。now that既然，相当于since的用法。
19. ___________you have seen both fighters, __________will win?
A. Since, do you think who
B. As, who you think
C. When, whoever
D. Since, who do you think
答：D。 Since既然。do you think为插入语。
20. _________ the poem a second time, the meaning will become clearer to you.
A. Your having read B. While reading
C. If reading D. When you read
答案：C