高一定语从句课件

时间：2022-09-30 20:10:39 ppt课件我要投稿

高一定语从句课件

　　定语从句由关系代词或关系副词引导，关系词在从句中担当相应的句子成分，关系代词在从句中作宾语时经常可省略。同位语从句主要由连词that 引导，在从句中一般不担当成分;下面和小编一起来看看吧!

高一定语从句课件

　　Listen and complete the sentences

　　1. The factory is causing a lot of _____.

　　2. There should be some ____to stop the pollution.

　　3. We can ____waste products ,such as___and paper in a recycling centre.

　　Now complete the notes.

　　Pollution problems

　　1. If the river are polluted ,_______________.

　　2. In some places ,pollution from factories ______________.

　　3. The cars on the roads________________.

　　4. Supports a green school : every class _________which can be _________.Then the school___________to help students __________.

　　5. Students learn _______________

　　That means _______________.

　　Listen and mark the words which the speakers links .

　　1. After our lesson on the environment ,I 'm worried about the future .

　　2. Students at a green school also learn ways to save energy and recycle at home .

　　Work in pairs .List the pollution problems in your place .

　　Choose one problem and say what should be done about it .

　　---The air pollution inour city is getting worse.What can we do to stop?

　　---I think we can ride our bicycles to school more.

　　Summary

　　The changing global environment

　　Words for describing the environment

　　Text understanding

　　Ways to develop the paragraphs

　　Homework

　　Recite the diagoue

　　Do the exercise book on page 178

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