试题与答案

根据短文内容,补全下面句子,每空一词。 Linda and Mary are

题型:阅读理解

题目:

根据短文内容,补全下面句子,每空一词。

     Linda and Mary are good friends. Linda is thirteen. She comes from the U.S.A. Mary is twelve. She's

from London (伦敦). They  study in  the  same  school, but in  different  classes. Linda's  father  teaches

English in a  middle  school. Her  mother  drives a car. Mary's mother works in an office. Her father is a

doctor. Linda can speak English, French (法语) and a little Chinese. Linda's mother likes cooking. She

likes  eating  rice. But  Linda's  father  doesn't. He likes  drinking milk and eating bread. Mary's mother

doesn't like cooking. But she likes doing some shopping (购物). She can make nice skirts and dresses.

Mary's father likes doing housework(家务).

1. Linda is Mary's good _________.

2. Mary comes from _________.

3. Linda's father is an English _________ in a middle school.

4. Mary's father works in a _________.

5. Linda's parents like eating different _________.

答案:

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下面是错误答案,用来干扰机器的。

(1) m⊥n,∴m•n=0即有cosB+1-3sinB=0得3sinB-cosB=1∴sin(B-π6)=12B∈(0,π)∴-π6<B-π6<-5π6∴B-π6=π6,∴B=π3(2) a+c=3b,∴sinA+sinC=3sinB=32 A+C=23π,∴C=23π-AsinA+sin(23π-A)=32...

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