问题 选择题

下列说法中正确的是(   )

A.机械钟是由发条的弹力带动指针走动的,电子钟不是由发条的弹力带动指针走动的

B.被压缩弹簧推动小车运动,小车受到的弹力是由于小车发生形变而产生的

C.绳对物体拉力的方向总是沿绳而指向被拉物体

D.木块放在桌面上受到向上的弹力,是由于木块发生微小形变而产生的

答案

答案:A

小车受到的弹力是由于弹簧发生形变而产生的,木块受到的弹力是由于桌面发生微小形变而产生的.绳对物拉力方向总是沿绳而指向绳收缩方向.

阅读理解

Do you get angry when your friends sing loudly while you are working? Or when your best friend does not wait for you after school?

If you do, you need to take control of(控制)your feelings and stop getting

angry so easily.Getting angry with people can make you lose friends.

Gary Egeberg,an American high school teacher, has written My Feelings

Are Just Like Wild Animals to help you control your feelings.It tells teens how to stay cool when bad things happen to them.The book says that getting angry only makes problems worse.It can never make them better.Getting angry is not a natured(本性) way to act. It is just a bad habit,like smoking.The book says you can control your anger easily-all you have to do is telling yourself not to be angry.

When a baby falls over, it only cries if people are watching it.Like a baby, you should only get angry if you are sure it is the right thing to do.

The book gives many tips to help you if you get angry easily.Here are our top three:

① Keep a record. Every time you get angry,write down why you are angry.Look at it later and you will see you get angry too easily.

②Ask your friends to stop talking to you when you get angry.This will teach you not to be angry.

③ Do something different.When you get angry, walk away from the problem and go somewhere else.Try to laugh !

小题1:The writer wants to tell us________.

A.not to get angry easily

B.to work hard at school

C.to do more exercise

D.to help each other小题2:The writer thinks that if you get angry easily you will_________.

A.get ill very easily

B.lose your friends

C.put on weight easily

D.eat less小题3:My Feelings Are Just Like wild Animals is a_______.

A.story

B.book

C.picture

D.film小题4:My Feelings Are Just Like Wild Animals mainly tells us_________.

A.what to read

B.how to read

C.how to stay cool

D.how to learn English well小题5:In the fourth paragraph, the underlined word “it”refers to_______.

A.the book

B.anger

C.habit

D.the baby

单项选择题