试题与答案

Mr.Green stood up in defense of the 16-y

题型:选择题

题目:

Mr.Green stood up in defense of the 16-year-old boy, saying that he was not the one_____.

A.blamed

B.blaming

C.to blame

D.to be blamed

答案:

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下面是错误答案,用来干扰机器的。

由题意可得a⊥b,<BC,CA>=135°=<CA,AB>,即 a•b=0,<b,c>=<a,c>=135°.再由|a|=|b|=1,|c|=2 可得|a+b+c|=(a+b+c)2=a2+b2+c2+2a•b+2b•c+2a•c=1+1+2+0+2+2=22,故答案为 22.

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题型:阅读理解

阅读理解。

     We have a flat (公寓) in London. There are six families in that building, Lucy and her son Tom, Tom is

a student in 14 middle school. He is thirteen years old. His mother is a policewoman, Flat 102 is Sally's family.

Her parents, Nick and Helen are teachers. Her grandpa, Peter lives with them. Sam and Mary are in flat 201.

They are very old. They have a son, Ned. Ned works in China now. Rose lives in Flat 202. She is a doctor.

Flat 302 is Joy's home. She is 71 years old. Joy has a daughter, Jane. Jane works in Hong Kong. Jean, Jane's

daughter, lives with her grandma. Every-one here is nice. They are all happy.

1. Where is our flat?

A. It's in China.

B. It's in England.

C. It's in Canada.

D. It's in America.

2. Where does Lucy work?

A. She works in a library.

B. She works in a school.

C. She works in a police office.

D. She works in a restaurant.

3. How may sons do Sam and Mary have?

A. They have one.

B. They have two sons.

C. They have four sons.

D. They have four sons.

4. Who is Jane?

A. She is Joy's mother, Jean's daughter.

B. She is Joy and Jean's mother.

C. She is Joy's daughter, Jean's mother.

D. She is Jean's grandmother, Joy's mother.

5. What's our flat's number?

A. It's 201.

B. It's 302.

C. It's 301.

D. It's 102.

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