Question

Junior school students in Harbin，Heilongjiang，had a "long weekend"．They had four days off from Oct．19-22．It was not for any festival，but was caused by serious smog．

The smog was caused by high levels of PM 2．5 in the air．

PM 2．5 is small particles（微粒） of pollution in the air with a diameter （直径） of 2．5 micrometers or less．Waste gas from cars and factories is the biggest cause of PM 2．5 pollution． On Oct．17，the World Health Organization named air pollution a cause of cancer．

To better protect children，cities are taking action．

On Oct．21，Harbin Education Bureau decided to close primary and junior high schools for two days．

Beijing started a program on Oct．22 which has a warning system with four levels．The red warning is the highest warning level．It means that the next three days will see serious pollution．When a red warning is issued（发布），schools will close．If there's pollution that's not as serious，the Beijing Commission of Education will ask schools to stop PE classes and outdoor activities．How will students be informed?

"First，the Commission of Education will inform schools online，" Ye Yan，head of Beijing ShijingshanquExperimental Primary School，told Beijing Times．"Then teachers will text students’ parents．"

Will the days off affect the study plan?

"Missing school days will be made up during the summer or winter vacations，" said Wang Hao，a physical education teacher in Beijing Chaoyang district．

For students in Harbin who had the long weekend，they would go to school on the next two Saturdays．

1.Why did students in Harbin have a long weekend?

A．Because the weather was extremely cold．

B． Because a special festival came．

C．Because the winter vacation began．

D．Because there happened serious smog．

2.Which of the following is TRUE about PM 2．5?

A．It makes water polluted．

B．People can see it with eyes．

C．It only comes from factories．

D．It can cause serious diseases．

3.When a red warning is issued in Beijing，what will happen?

A．All of the work will be stopped．

B．People aren't allowed to go outside．

C．Schools will be closed for a few days．

D．Air pollution will be seen in a few weeks．

4.What does the underlined word "text" mean in Chinese?

A．写信B．发信息

C．写文章D．发邮件

5.What is the reading mainly about?

A．What PM 2．5 is made up of．

B．How people fight against air pollution．

C．What influence the smog brings to school．

D．How schools deal with the missing school days．

 

Answer 1

1.D

2.D

3.C

4.B

5.C

【解析】

试题分析：这篇文章主要讲了雾霾对各地学校的影响，以及地方的应对措施。

1.细节理解题。根据It was not for any festival，but was caused by serious smog．这不是因为任何节日,而是由于严重的雾。可知选D。

2.细节理解题。根据On Oct．17，the World Health Organization named air pollution a cause of cancer．10月17日,世界健康组织命名为空气污染癌症的起因。可知应选D。

3.细节理解题。根据When a red warning is issued ,schools will close. 当发出红色预警时,学校将关闭。

故选C。

4.细节理解题。根据Then teachers will text students’ parents．然后教师会给学生家长发信息。可知故选B。

5.归纳理解题。通过整篇文章得知主要讲的是雾霾对学校的影响。故选C。

考点：故事类阅读。