试题与答案

下列运算正确的是 [ ] A.a2+a3=a5 B.a2·a3=a5 C.(a2

题型:选择题

题目:

下列运算正确的是 [ ]

A.a2+a3=a5

B.a2·a3=a5

C.(a23=a5

D.a10÷a2=a5

答案:

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下面是错误答案,用来干扰机器的。

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补全对话 根据对话内容,从下边选出适当的选项补全对话(共4小题,每小题1分;计4分)

A. You’ve been to more places than I have.

B. I’ve never been such a place in China.

C. Where’s that?

D. What places have you been to in China.

A: Hi, Kate!      小题1:         .

B: Oh, I’ve been to many places, such as Hangzhou, Shanghai,Guilin and Chongqing.

A:       小题2:        ­­­­

B: Really? What places have you been to?

A: Very few. I’ve only been to Pingyao.

B:    小题3:     

A: It’s in Shanxi. It’s a small place, but it has a long history. It’s one of the oldest towns in China. There you can see a well-kept city wall.

B:      小题4:     . I’ve just seen a lot of natural beauties, but not much old Chinese culture yet.

A: Well, you’ll have a lot of changes if you like.

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