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1、 仅供学习交流使用，严禁商业用途的出版或复印第三节：完形填空（共10题；每题2 分，满20 分）阅读下面短文，从短文后各题所给的四个选项（A、B、C、D）中,选出可以填入空白处的最佳选项。The growing desertsDeserts have not always been here. Most deserts that we have today were 1 green lands full of plant life. One of todays biggest deserts is in North Africa. 2 , in the 1st century BC farms
2、 in North Africa grew corn and wheat to make bread for the whole city of Rome. How did this area become desert?Both weather and people can help 3 a desert. Hot weather or very little rain 4 the land so dry that nothing can grow. If people cut down or burn trees and plants to make land clear for farm
3、ing, the wind can blow the soil away and the land 5 sand. Another big problem is farming on land that is not very good. One of the biggest causes, however, 6 when people take their animals to the same fields to feed over and over, and the fields finally lose all their nutrition. Because of these pro
4、blems, deserts are slowly 7 green land in many parts of the world, including China. However, we can fight the growing deserts! In some parts of China people are working to prevent desert from 8 . In Xinjiang, 9 , some farmers are trying new scientific farming methods. These methods make it possible
5、10 less land for crops, so farmers then can plant trees on the rest of their land! 1. A. never B.hardly C. once D. always2. A. therefore B.although C.so D.however3. A. form B.forming C.fightD.fighting4. A. make B. making C.made D. makes5. A. turn intoB.turn over C. turn to D. turn up6. A. be B. is C. are D. 不填7.A.take over B.take in C.take awayD. take down8.A.expandB.to expand C.expandingD. expanded9. A.for example B. for examples C.such as D. such as for10. A. to use B. using C.use D.uses1用心 爱心 专心
