问：
下面的题我做错了,但不知错的原因,请老师帮我解答一下正确答案的原因.
1) All----is heeded is plenty of books
A the thing B which C what D that
2) watch the boy and the dog-----are crcssing the bridgd
A who B which C that D whom
3) It has been quite a while-----------
A until I write you B before I have written
C while I wrote you D since I wrote you last time
4)He is the best man-------I have ever seen.
A whom B who C what D which
5)The days-----you could travel without a passport are a thing of the past.
A whenever B wherever C on which D in which
6)Do you know the student----------?
A whom I often talk B with who I often talk
C I often talk with D that I often talk
7)He failed his exam,----------proves that he wasn't working hard enough.
A what B of which C which D this
答：
1. d All that is heeded 是主语部分。
2. a the boy and the dog是人和物，故用who最好
3. d. 由前半句语义知与“已经过去了相当长时间”相搭配的应该是“自从。。。”
4. best man 是see的宾语，故用whom.
5. d. 句子意思是“你无护照旅游的.日子一去不复返”了，是“在这些日子里旅游”。
6. 相比于其他选项， with who I often talk 最好。但是，用 with whom I often talk 更好
7. C. which引导非限制性定语从句。
问：
课课练20的第5题
My wife said in her letter that she would appreciate ______ from you sometime.
A. to have heard hear
hearing ing
appreciate 后面的结构是什么？翻译一下句子，谢谢！
答：
appreciate“喜欢，感激”后接doing...作宾语。此句的意思是：我妻子在信中说你如果有空时给她写写信，她将很高兴．
问：
课课练23的第九题
An objective of Women's Liberation is to do ______ unfair discrimination against women.
of with C. away from down
解答后请给出翻译，谢谢！
答：
B. do away with意为废除，消除．本句意为：妇女解放运动的目标是消除对于妇女的不公平的歧视．
