2.答案:A

解析:如果在million前有具体数字或several等词时,要用单数形式.many一般不与million等数词连用,表示"数百万",英语为millions of.

1.答案:B

解析:a large number of后接复数名词,不能作为答案.desert是单数,要填has.

6.(1994上海, 24) Mr.Smith _______ me to buy several _______ eggs for the dinner.

A.asked; dozen B.suggested; dozens of

C.had; dozen D.persuaded; dozens

●答案解析

5.(1994上海, 23) With the help of the German experts, the factory produced _______ cars in 1993 as the year before.

A.as twice many B.as many as twice

C.as twice as many D.twice as many

4.(1998上海, 7) Paper produced every year is _______ the world's production of vehicles.

A.the three times weight of B.three times the weight of

C.as three times heavy as D.three times as heavier as

3.(2000上海, 26) _______ of the land in that district _______ covered with trees and grass.

A.Two fifth; is B.Two fifth; are

C.Two fifths; is D.Two fifths; are

2.(2001上海春季, 25)_______ people in the world are sending information by e-mail every day.

A.Several million B.Many millions

C.Several millions D.Many million

1.(2001上海, 23) As a result of destroying the forests, a large _______ of desert _______ covered the land.

A.number;has B.quantity;has

C.number;have D.quantity;have

21.答案:D

解析:glass当"玻璃杯"讲时,是可数名词,要用one代替.

试题四 数词

20.答案:C

解析:根据but一词可知没有人愿意停下来休息.要填none.前句中用了代词all,说明不止两个人,所以neither不能作为答案.