问题 单项选择题

预报员应密切注视和了解天气形势的发展变化,凡用()对水文情势的发展进行推算预报,在发布预报时应向用户说明预报的依据和可靠程度。

A.预报的降雨量

B.实际的降雨量

C.假想的降雨量

D.最大降雨量

答案

参考答案:A

阅读理解

In China, more and more middle school students are getting shorter sleeping time than before. More students sleep less than nine hours every night, because they have much homework to do. Some homework is given by their teachers, and some by their parents. Also, some students don’t know how to save time. They are not careful enough while they do their homework, so it takes them a lot of time. Some students spend too much time watching TV or playing computer games. They stay up very late. Some students have to get up early every morning on weekdays to get to school on time by bus of by bike . It can be a long way from home to school. It will probably make them sleepy during school hours.

Schools and parents should cut down some of the homework so that our children can enjoy more than nine hours of sleep every night for their health. For children, they should make the most best use of their time. When they have enough time for sleeping .They will find it much better for both their study and health.

1 What make most students sleep less than nine hours every night?

A. Doing housework.     B. Playing computer games.

C. Doing homework.     D. Watching TV.

2 Who else gives children some homework to do except their teachers according to the article?

A. Their parents.    B. Other students.   C. Nobody else.     D. They themselves.

3 How many hours of sleep is good for students’ health?

A. Only 9 hours.    B. Over 9 hours.    C. 8 hours.     D. Less than 9 hours.

4 Which is the following is NOT true?

A. Some students are careless that they spent much time on the homework.

B. All the students stay up late for their homework.

C. Schools and parents should take care of children’s health.

D. Children should be given less homework.

单项选择题 共用题干题