Test 8

Passage 1

Complete the following passage with the words in the box. Each can be used only once.（将下列单词填入空格。每空格限填一词，每词只能填一次）（共8分）

The streets of Dalian, Liaoning were covered by snow a week before Spring Festival. However, instead of staying at home, Li Chunyuan, a Junior One student at No. 42 Middle School, went out with her classmates. They made posters themselves and 1 people not to set off fireworks（烟花爆竹）.

The students did this to try to 2 air pollution. Since January, many cities in China have seen a lot of foggy days. In Beijing, only five days in January were free of smog. Smog is dirty air that looks like fog and smoke.

An official for the Ministry of Environmental Protection told Beijing News that PM2.5 pollution is the 3 problem with air pollution. PM2.5 refers to pollution with small particles（颗粒）2.5 micrometers or less in diameter（直径）.

According to the Chinese Academy of Science, two major factors that cause PM2.5 are motor vehicles and the burning of coal.

Poor air has done harm to people's health. Children and the elderly are more at risk. A report from Beijing Children's Hospital shows that from Jan. 5th to 11th, 4 the patients in the internal medicine department came for respiratory（呼吸道的）problems.

To respond（回应）to the air problem, the Chinese government and many Chinese people have started to 5. People are called on to make full use of energy and resources and cut down on energy use.

Beijing announced plans to use clean fuel in government vehicles and plant trees. It also asked citizens to 6 fewer fireworks for the Spring Festival celebration.

Three students from No. 4 High School in Beijing wrote a report to advise how to fight the air pollution.They suggested that cars with large emissions（排放）should be banned（禁止） and factories should be 7 watched.

“We hope more people will join us in making a difference. With all our 8, the blue skies will certainly return for good, ” said Shi Yucong, one of the three students.

Indeed,air problems and environmental protection（环境保护）have become a concern for the whole nation.