问题 单项选择题

形象的描述磁体磁场的磁力线是()。

A、起于S极止于N极

B、起于N极止于S极

C、互不相交的闭合曲线

D、相交的闭合曲线

答案

参考答案:C

阅读理解

Health is the most important thing in the world. Nothing is more important than health. If we take away our money, houses, or even our clothes, we can still survive. —  小题1:  That is why we always try to eat in a healthy way and exercise regularly.

How can we keep healthy? In order to eat healthily, I usually avoid eating food high in fat, like French fries or cookies, which are junk food. 小题2:  I eat a lot of vegetables and fresh fruit which are full of vitamins (维生素).

 小题3:  Taking exercise every day helps us build a strong body. Regular exercise is an important part of keeping me healthy.

What’s more, I think friends are an important part of one’s health. 小题4: I always feel better when I am with friends than I am alone. When I am with friends, I always laugh. Laughing is also in important part of health. It’s good to stay with my friends.

By eating properly and exercising regularly, I can keep my mind as well as my body happy. These things sound easy to do, but not many people can manage them. 小题5:  

A.One the other hand, doing exercise is very important.

B.There are some people who like staying alone, but they keep healthy.

C.Many students show that people with a wide range (范围) of social contacts (接触) don’t

get sick.

D.But if our health was taken away, it is certain that we would surely die.E. I only eat little meat.

F. I think a strong will is necessary if want to keep healthy.

G. Some people appear fat because they often eat too much.

单项选择题