676] The medicine _____ natural plants.

[译文] 这种药由天然植物制成的。

　 A. is made of 　 B. is made from

　 C. is made in 　 D. is made into

[答案及简析] B。 制成成品看不出原材料应该用be made from。

675] ----- I’m going to the States. ----- How long ______ you ______ in the States?

[译文] --我打算去美国。　　--你准备在美国呆多久？

　 A. are; stayed 　 B. are; staying

　 C. have; stayed 　 D. did; stay

[答案及简析] B。 现在进行时态表示将来。

674] I don’t think _____ possible to master a foreign language without much memory work.

[译文] 我以为不做记忆类工作是不可能掌握一门外语的。

　 A. this 　 B. that

　 C. its 　 D. it

[答案及简析] D。 6123结构。

673] ----- My father will be here tomorrow. ----- Oh, I thought that he _____ today.

[译文] --我父亲明天到这儿来。　　--喔，我原以为今天来呢。

　 A. was coming 　 B. is coming

　 C. will come 　 D. comes

[答案及简析] A。 原以为今天来，只能是过去的看法，故只能用过去时态。

672] She likes playing _____ guitar while her brother is fond of playing _____ football.

[译文] 她喜欢弹吉他；可她弟弟的却喜欢踢足球。

　 A. the; the 　 B. the; a

　 C. /; the 　 D. the; /

[答案及简析] D。 乐器名词前必须加冠词the；球类名词前不能加冠词。

671] I’ll go to the railway station to ______ you ______.

[译文] 我将到火车站去为你送行。

　 A. see; of 　 B. take; off

　 C. see; off 　 D. see; away

[答案及简析] C。 see sb. off为某人送行。

670] ----- Have a nice time in the winter vacation. 　　-----_________.

[译文] --寒假愉快！ --彼此彼此。

　 A. Of course, I have 　 B. The same to you

　 C. Of course, I will 　 D. What about you

[答案及简析] B。 交际语。对别人的问候或祝愿的回答要用The same to you。相当于汉语的：彼此彼此！

669] ----- How often do you go home? ----- _________.

[译文] --你多久才回家一次？ --一周一次。

　 A. For a 　 B. After a week

　 C. Once a week 　 D. none

[答案及简析] C。 对频率提问，用how often。

668] ______ terrible weather we’ve been having these days!

[译文] 这些天我们的遇上的是多糟糕的天气呀！

　 A. How a 　 B. What a

　 C. How 　 D. what

[答案及简析] D。 在感叹句中修饰名词用what；如果是一个不可数的名词不能加冠词了。

667] He usually goes to work on time _______.

[译文] 除了下雨天外，他总是按时上班。

　 A. except for raining days 　 B. besides it rains

　 C. but that it rains 　 D. except on rainy days

[答案及简析] D。 表示排除在外用except；而表示在不影响整体评价的前提下，有一些不足或缺点except for用。