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773] The government of the country is trying to _____ the prices for foods in order to please people.

[譯文] 為了使人民滿意，政府正在降低物價。

　 A. bring down 　 B. take down

　 C. put down 　 D. lay down

[答案及簡析] A。 bring down降低物價；take down放下；put down鎮壓；lay down放下。

772] Is _____ possible to fly to the moon in a spaceship?

[譯文] 乘飛船到月球有可能嗎？

　 A. now 　 B. man

　 C. it 　 D. that

[答案及簡析] C。 It is + adj. + to do sth.句型。

771] You can’t _____ until tomorrow morning after the blood examination.

[譯文] 直到明天上午查血后，你才可以吃喝。

　 A. not only eat but also drink 　 B. either eat or drink

　 C. neither eat nor drink 　 D. both eat and drink

[答案及簡析] B。 該句中有否定詞not，就只有用either …or…結構。

770] We’re trying our best to get our English _____.

[譯文] 我們打算盡力提高我們的英語。

　 A. improved 　 B. to improve

　 C. improves 　 D. improving

[答案及簡析] A。 過去份詞作賓補，表示被動和動作的完結。

769] All the preparations for the task ______, and we’re ready to start.

[譯文] 這項工作的所有準備已經完成，我們準備馬上開始。

　 A. completed 　 B. complete

　 C. had been complete 　 D. have been completed

[答案及簡析] D。 時態題，從后一句話中我們可以判斷期那一句應該是現在完成時態。

768] Though some foreign scientists had a ______ opinion of his new invention, his fellow workers never thought ____ of it.

[譯文] 盡管有些外國科學家對他的新發明評價很高，他的同事卻對此評價不高。

　 A. highly; low 　 B. low; high

　 C. high; highly 　 D. poor; highly

[答案及簡析] C。 第一個空該用形容詞；第二個空該用副詞。Have a high opinion of, think highly of對…評價高。

767] _____ people who buy IBM PC686 is larger than ever before.

[譯文] 買IBM PC686電腦的人數比以前任何時候的人都多。

　 A. A lot of 　 B. A number of

　 C. A great many 　 D. The number of

[答案及簡析] D。 表達人數的多少用the number of。

766] The poor boy is in danger. We should do all we _____ help him out.

[譯文] 那個可憐的孩子處于危險中。我們應該盡力幫助他。

　 A. can do 　 B. can to

　 C. can to do 　 D. can

[答案及簡析] B。 這是一個常見結構，補充完整就是：We should do all we can do to help him out。

765] Nobody but you _____ able to sing that American song.

[譯文] 除了你沒有人能唱好這首美國歌曲。

　 A. are 　 B. were

　 C. is 　 D. can be

[答案及簡析] C。 本句的主語是nobody，所以謂語動詞用單數。

764] -----Have you _____ everything ready for the meeting? ----- Not yet, we need ______.

[譯文] -- 你做好了一切會議的準備了嗎？　--沒有，還需要三把椅子。

　 A. got; another three chairs 　 B. got; more three chars

　 C. prepared; other three chairs 　 D. prepared; three another chairs

[答案及簡析] A。 get sth. ready 做好了一切準備；another three chairs = three more chairs 。