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1、Unit 2 Saving the Earth,Topic2 All these problems are very serious.,Section B,导子中学 徐仲良,Tom Toms father,Tom is very sad,he is leaving.Do you know why?,Tom Toms father,Tom is very sad,he is leaving.Do you know why?,cut down,Tom Toms father,Tom is very sad,he is leaving.Do you know why?,day by day,fewe
2、r and fewer trees,Tom Toms father,Tom is very sad,he is leaving.Do you know why?,as a result，the land changed into desert.,As students,what should/shouldnt we do?,Plant more trees,As students,what should/shouldnt we do?,save water,care for wild animals,野生的,Dont spit anywhere in public,Dont walk on g
3、rass,Dont pick flowers.,Dont leave rubbish here and there,Air pollution,Read 1a and complete the table.,Care for,Leave,more trees,Spit,everything,Walk,flowers,Read 1a and answer the following questions.,What are they talking about?2.Why is air pollution a serious problem in China?,They are talking a
4、bout air pollution and environment protection.,Because China has become the worlds largest producer and user of coal.,Useful expressions,1.It says that China has become the worlds largest producer and user of coal.2.As a result 3.But the government is doing something useful to protect the environmen
5、t.4.Everyone should care for wild animals and plant more trees.5.We should do everything we can to protect the environment.,Observe the following sentences:,(1)I couldnt see anything.(2)We still need to do something to protect the environment.(3)Everyone should care for wild animals.(4)We should do
6、everything we can to protect the environment.,Grammar:indefinite pronoun(不定代词）,1.不定代词的含义：不明确指代某些事物或某些人的代词。2.不定代词有哪些？somebody,someone,something,(some-)anybody,anyone,anything,(any-)none,nobody,nothing,(no-)everybody,everyone,everything,(every-),3.不定代词的用法,(1)I saw someone in the room.(2)Would you like
7、 something to drink?(3)I couldnt see anything.,1some-复合代词一般用于肯定句及期待肯定回答的疑问句，any-复合代词用于否定句和疑问句。,Somebody has turned off the light.Everything goes well.一切进行顺利【2】不定代词作主语时，谓语动词用单数。,But the government is doing something useful to protect the environment.3形容词修饰不定代词时应放在不定代词后面,下面的题你会做吗？,1.Would you like _ t
8、o eat?A.something B.anything,A,（1）.some-复合代词用于肯定句及期待对方肯定回答的疑问句。,下面的题你会做吗？,Everybody _ ready for the match.A.isB.are,A,（2）.不定代词作主语谓语动词要用单数。,下面的题你会做吗？,I have _ to tell you.A.important somethingB.something important,B,（3）.形容词修饰不定代词要放在不定代词之后,Homework:,1.背诵本节课学的重点短语和句子。2.完成基础训练topic2sectionB部分的练习。,Bye-bye!,保护环境,人人有责,
