1、 Module 4 Book1. Sandstorms _ Asia have _(blow) across _ Pacific Ocean to America.2. Sandstorms have been a major disaster _ many Asian countries for _(century).3. Scientists have tried many ways _(solve) this problem and in China, a mass campaign has been started _(help) solve it.4. They are often
2、_ thick that you cannot see the sun, and the wind is sometimes strong enough _(move) sand dunes.5. Ren Jianbo, _ Inner Mongolia described _ terrible sandstorm he experienced _ a child _ the desert.6. It was the most _(fright) and the _ dangerous situation Ive ever been _.7. Sandstorms in China appea
3、r _(increase) in recent years as _ result of “desertification”.8. This is a process _/_ happens _ land becomes desert because _ climate changes and _ people cut _ trees and dig _ grass.9. Citizens wake up _ an orange sky _ strong winds that cover the city _ a thick, brown-yellow dust.10. The storms
4、sometimes continue all day _ traffic _(move) very slowly _ the thick dust makes _ difficult to see. 11. The desert is only 250 kilometres _ to the west of Beijing.12. To prevent it _(come) nearer, the _(govern) is planting trees.13. Experts hope _(learn) more _ the movement of sandstorms.14.One majo
5、r _ (environment) problem is cars, _ they pollute the air _ carbon dioxide. We need _(find) a cleaner way _(travel).15. Some countries are _(good) than _ at looking _ the environment.16. People in countries _ as Germany put their garbage _ different bags- paper in _ bag, plastic in another bag.17. T
6、he garbage is then taken away and, _ possible, recycled.18. There are laws _/_ do not allow people _(burn) too much coal.19. In _ 1970s, _ people learnt more about _(environment) problems, the “Green” movement began _ soon spread all over Europe.20. The “Green” movement tries to get governments _(th
7、ink) seriously _ the environment and _ to look after it.21. It collects information about _ industry is damaging _ environment and _(give) this information _ newspapers.Keys:1. from; blown; the 2.for; centuries 3. to solve;to help 4. so; to move 5. from; a; as; in 6. frightening; most; in 7. to have
8、 increased; a 8. that/which; when; of; because; down; up 9. to; and; in 10. and; moves; because; it11. away 12. coming; government 13. to learn; about14. environmental; because; with; to find; to travel 15. better; others; after 16. such; into; one 17. if 18. that/which; to burn 19. the; as; environmental; and 20. to think; about; how 21. how; the; gives; to
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