问题 多项选择题

真空滤油机是怎样起到滤油作用的()

A、通过滤油纸滤除固体杂质

B、通过雾化和抽真空除去水分和气体

C、通过对油加热,促进水分蒸发和气体析出

D、多次循环使油中杂质气体等清除达到规定值

答案

参考答案:A, B, C, D

阅读理解

阅读理解。

    Jane is a junior (低年级的) middle school student in Beijing. She doesn't talk to her mother at home.

She thinks her mother talks too much about her school work.

    Jim is also a junior middle school student in Beijing. He doesn't like living at home. Because his parents

don't let him play computer games. 

    In fact, lots of middle school students have the same problem like Jane and Jim. They don't get on well

with their parents. Of course they feel unhappy at home.

    As a son or a daughter, you are the most important in the family. Your parents are the closest (最亲近的)

people to you in the world. They love you just because you're their children. 

    On May 15th, people around the world give thanks to their families and deal with family problems. We

call it the International Day of Families. It's more and more popular with most families all over the world. 

    If you feel unhappy at home, you can try your best to get on well with your parents. It's good for you and

your parents.

1.Why doesn't Jane talk to her mother at home?[ ]

A.Because she talks too much about Jane's study.

B.Because she often hurts Jane at home.

C.Because she isn't friendly to Jane.

D.Because she isn't interested in Jane.

2.Why does Jim hate to live at home? [ ]

A.Because he wants to depend on himself.

B.Because he prefers living in the school.

C.Because his parents don't allow him to play computer games.

D.Because his parents don't allow him to make friends.

3.Parents love their kids just because ______. [ ]

A.they are lovely 

B.they're their children

C.their kids live at home

D.they have no family problems

4.The International Day of Families is a day ______.[ ]

A.to take good care of kids

B.to give thanks to families

C.to deal with family problems

D.Both B and C

5.The writer tells that ______. [ ]

A.it's important for kids to live at home

B.it's good for students to live at school

C.it's good for kids to get on well with parents

D.all kids should learn to look after themselves

单项选择题