问题 单项选择题

生物防治在防治有害生物方面发挥重要作用。例如1957年广东从国外引进澳洲瓢虫防治木麻黄上的吹绵介壳虫,长期以来,澳洲瓢虫已在广东省许多地方定居并持续发挥其控制害虫的作用。试问这属生物防治类型中的:()。

A.输入

B.接种

C.增补

D.大量释放

答案

参考答案:A

阅读理解

This is not a diet. It’s a simple way to lose *weight. And you don’t even have to give up the food you love or join a gym. You just follow some habits that thin people have. Keep them, and you’ll become thin.

(1) Wake up

When you wake up in the morning, sit up slowly without using your hands. With legs straight out, *bend forward until you feel sore in your back. It will burn about 10 *calories.

(2) Start with soup

When you have a meal, order a clear soup, and have it before having the main food. In this way, you’ll eat less when the main food comes.

(3) An apple (or more) a day

Apples are full of *fiber and water, so your stomach will want less. The study shows that people who eat at least three apples a day lose weight.

(4) Stand up and walk around

Every time you use the mobile phone, stand up and walk around. Heavy people sit on a *average two and a half hours more each day than thin people. This skill is very important as standing up and walking around will burn fifty or more calories.

Use these skills, and you will have a big weight loss.

小题1:What should we have first if we want to eat less main food?

A.Soup.

B.Ice cream.

C.Salad.

D.Cheese.小题2:Why does eating apples make one’s stomach want less food?

A.Because apples are delicious.

B.Because apples are full of fiber and water.

C.Because apples are sour.

D.Because only apples are filled with calories58.小题3:Stand up and walk around when you use the mobile phone because it will burn ___________ or more calories.

A.30

B.40

C.50

D.60小题4:Which of the following may the author disagree?

A.Sitting up slowly without using your hands helps burn calories.

B.Eating apples every day is good for people’s health.

C.You have to join a gym if you want to lose weight.

D.It’s good to walk around while talking on the mobile phones.

多项选择题