998] He seems to know everything so he _____ at this time.

[譯文] 看來他知道一切，沒有必要此時給他講。

　 A. needn’t to be told 　 B. doesn’t need to be told

　 C. doesn’t need to tell　　 D. needn’t tell

[答案及簡析] B。 need 如果是情態(tài)動詞，后面直接跟動詞原形，是實意動詞則跟不定式作賓語，而且多用于否定句；tell跟雙賓語或復(fù)合賓語。

997] It is said that this old building has _____ for more than three hundred years.

[譯文] 據(jù)說這座古老的建筑有三百多年的歷史了。

　 A. existed 　 B. appeared

　 C. been buildt 　 D. come into being

[答案及簡析] A。 appear, build ,come into being 都不能跟表示一段時間的狀語。

996] I’m sorry to have given you _______ trouble.

[譯文] 對不起，給你添了這么多麻煩。

　 A. a great number of 　 B. such a lot

　 C. such much　　 D. so much

[答案及簡析] D。 trouble 是不可數(shù)名詞，此句中只能用so much修飾。

995] The bikes in the other shop will be _____, but _____.

[譯文] 其他商店的自行車會便宜些，但沒有這些好。

　 A. cheaper; notas better 　 B. more cheap; not as better

　 C. cheaper; not as good 　 D. more cheap; not as good

[答案及簡析] C。 cheap 的比較級是cheaper，同等比較中的形容詞應(yīng)該是原級。

994] Tom was disapointed that most of the guests _____ when he _____ at the party.

[譯文] 湯姆很失望，大部分客人在他到來之前就離開了。

　 A. left; had arrived 　 B. let; arrived

　 C. had left; had arrived　　 D. had left; arrived

[答案及簡析] D。 此題是時態(tài)題，客人離開的動作發(fā)生在他到來之前，應(yīng)該用過去完成時態(tài)。

993] I heard a soft ______ at the door. When I looked up, I found it was Mary.

[譯文] 我聽到了輕輕的敲門聲，我抬起頭一看，發(fā)現(xiàn)是瑪莉。

　 A. cry 　 B. voice

　 C. sound 　 D. noise

[答案及簡析] C。 cry 哭聲；voice 說話或唱歌的聲音；sound 只所有聲音；noise噪聲。

992] As a result of the invention of paper, much _____ about Chinea.

[譯文] 由于發(fā)明了造紙術(shù)，對于中國就知道的更多了。

　 A. is known 　 B. are known

　 C. was known 　 D. were known

[答案及簡析] A。 much 作主語，謂語動詞用單數(shù)，就該句意思來看應(yīng)該是說的現(xiàn)在，故選現(xiàn)在時態(tài)。

991] But later, people developed a way of printing, ______ rocks.

[譯文] 后來，　人們有了利用巖石作畫的方法。

　 A. used 　 B. to be used

　 C. using 　 D. being used

[答案及簡析] C。 現(xiàn)在分詞短語作狀語，表示伴隨或方式。

990] As the shoes I bought yesterday did not fit me well, I took them back and changed for _____.

[譯文] 由于我昨天買的鞋不合腳，我拿回去換了一雙。

　 A. another shoes 　 B. other shoes

　 C. the other pair 　 D. another pair

[答案及簡析] D。 鞋是以雙而論的。

989] Houses in the country are _____ than those in the city.

[譯文] 農(nóng)村的房屋比城市的房屋便宜得多。

　 A. much less expensive 　 B. more expensive

　 C. much more cheaper 　 D. more cheaper

[答案及簡析] A。 much 可以修飾比較級。