试题与答案

函数y=f(x)在区间(a,b)(a<b)内有零点,则[ ] A.f(a)f(b

题型:选择题

题目:

函数y=f(x)在区间(a,b)(a<b)内有零点,则[ ]

A.f(a)f(b)<0

B.f(a)f(b)=0

C.f(a)f(b)>0

D.f(a)f(b)的符号不定

答案:

答案:D

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题型:完形填空

Mrs Smith works in a museum in London. She’s       in all kinds of old things and she has collected a lot of stamps. But she prefers the vases. So she often spends her holidays in China. She visited a lot of museums in Beijing, Xi’an and other         . She goes to the markets and tries to buy some nice old vases.

Last month the        woman travelled in Hangzhou. She went to a shop one afternoon and foumd a beautiful vase there. She looked at it for a long time and was sure it was        about seven hundred years ago. She liked it very much and paid a lot of money for it. She was so happy that she couldn’t fall        that night. On her way to England , she took good care of it.

小题1:A. interests   B. interesting  C. interested

小题2:A. towns     B. cities      C. countries

小题3:A. American  B. English    C. German

小题4:A. kept      B. made      C. found

小题5:A. asleep     B. sleep      C. sleeping

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