Junior school students in HarbinHeilongjianghad a "long weekend"They had four days off from Oct19-22It was not for any festivalbut was caused by serious smog

The smog was caused by high levels of PM 25 in the air

PM 25 is small particles(微粒) of pollution in the air with a diameter (直径) of 25 micrometers or lessWaste gas from cars and factories is the biggest cause of PM 25 pollutionOn Oct17the World Health Organization named air pollution a cause of cancer

To better protect childrencities are taking action

On Oct21Harbin Education Bureau decided to close primary and junior high schools for two days

??? Beijing started a program on Oct22 which has a warning system with four levelsThe red warning is the highest warning levelIt 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 seriousthe Beijing Commission of Education will ask schools to stop PE classes and outdoor activities

How will students be informed?

"Firstthe Commission of Education will inform schools online" Ye Yanhead of Beijing Shijingshanqu Experimental Primary Schooltold 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 Haoa physical education teacher in Beijing Chaoyang district

For students in Harbin who had the long weekendthey would go to school on the next two Saturdays

根据材料内容选出最佳选项,并在答题卡上将该项涂黑。

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

ABecause the weather was extremely cold.? ?????????????

BBecause a special festival came

CBecause the winter vacation began.??????? ?????????????

DBecause there happened serious smog

2.Which of the following is TRUE about PM 25?

AIt makes water polluted.? ????????????? ????????????? ????????????? ????????????? ?????????????

BPeople can see it with eyes

CIt only comes from factories????????????? ????????????? ????????????? ?????????????

DIt can cause serious diseases

3.When a red warning is issued in Beijingwhat will happen?

AAll of the work will be stopped????????????? ????????????? ????????????? ?????????????

BPeople aren't allowed to go outside

CSchools will be closed for a few days????????????? ?????????????

DAir 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?

AWhat PM 25 is made up of????????????? ????????????? ????????????? ?????????????

BHow people fight against air pollution

CWhat influence the smog brings to school????????????? ?????????????

DHow schools deal with the missing school days

 

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