A. Room 201 B.201 Room C. the Room 20 D. the 201 Room

24. It's__ walk from here to my school.

A. two - hours B. two hours C. two - hour D. a two - hour

25. It was in__ when he was already in ___ that he went to Yan'an.

A. the 1940s, the 40s B. the 1940s, his forties C. 1940's, his forties D. the 1940's, his 40s

26. He went to the market and bought __eggs and some meat.

A. three dozen of B. three dozen C. three dozens D. three dozens of

27.Shortly after the accident two ___police were sent to the spot to keep order.

A. dozen of B. dozens C. dozen D. dozens of (MET92 29)

28.Mr Smith ___me to buy several __eggs for the dinner.

A. asked, dozen B. suggested, dozens of C. had, dozen D. persuaded, dozens of ('94上海)

29.____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 (2000上海)

30.Two ___died of cold last winter.

A. hundreds old people B. hundred old people

C. hundred old peoples D. hundred old peoples ('88MET.15)

31.It is not rare in ___that people in ____fifties are going to university for further education.

A.90s,the B. the 90s, / C.90s, their D. the 90s, their ('99上海 6)

32.-Have you seen many sheep in the distance ? -Yes, ___.

A. thousand of them B. two thousands of them

C. two thousand of them D. two thousand them

1．B

2. C 表示"几十"的数字的复数与所有格代词一起来用以表示人的年龄，本句为"二十多岁"。

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