人教版选修三 Unit 3 Environmental Protection 习题 单词拼写。 1.The _____ (生态系统) of the ocean is extremely complex and delicate. 2.Excessive use of _____ (化肥) can lead to soil degradation. 3.We should take measures to prevent the _____ (灭绝) of rare animals. 4.The _____ (排放) of greenhouse gases is a major cause of global warming. 5.Recycling is an effective way to reduce _____ (垃圾，废弃物). 6.The _____ (可持续的) development of society requires our joint efforts. 7.The factory was fined for its illegal _____ (倾倒) of industrial waste. 8.Many people are concerned about the _____ (污染) of the air and water. 9._____ (可再生的) energy sources like solar and wind power are becoming more popular. 10.The government has launched a campaign to raise public _____ (意识) of environmental protection. 二、句型转换。 11.People should take action to protect the environment. (改为被动语态) Action _____ _____ _____ by people to protect the environment. 12.We have been working on this project for three months. (对划线部分提问) _____ _____ have you been working on this project 13.The river is so polluted that we can't swim in it. (改为简单句) The river is _____ polluted for us _____ swim in. 14.She said, “I will go to the lecture on environmental protection tomorrow.” (改为间接引语) She said that she _____ go to the lecture on environmental protection the next day. 15.If we don't protect the environment, we will face serious problems. (改为同义句) _____ we protect the environment, we will face serious problems. 16.They planted many trees in the park last year. (改为现在完成时) They _____ _____ many trees in the park. 17.The environmental problem is too difficult for us to solve. (改为复合句) The environmental problem is _____ difficult that we _____ solve it. 18.The air in the city is getting worse and worse. (对划线部分提问) _____ is the air in the city getting 19.His careless driving led to the accident. (对划线部分提问) _____ led to the accident 20.We must keep the environment clean. (改为祈使句) _____ the environment clean. 三、单句语法填空。 21.The number of wild animals _____ (be) decreasing rapidly due to habitat loss. 22.It is high time that we _____ (take) effective measures to protect the environment. 23.With more and more forests _____ (cut) down, many animals are losing their homes. 24.The waste water from the factory needs _____ (treat) before it is discharged. 25._____ (compare) with traditional energy sources, renewable energy is cleaner. 26.Having finished his homework, he went out to play, _____ (leave) the room in a mess. 27.She is always the first one _____ (arrive) at school. 28.We should make full use of our time _____ (study) environmental knowledge. 29.If you keep on _____ (ignore) the problem, it will get worse. 30.The new policy aims at reducing the use of plastic bags and _____ (encourage) people to use reusable bags. 四、阅读。 A The earth is facing a serious environmental crisis. Global warming, caused by the excessive emis ... ...
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