《Protect the Earth》PPT(第二课时)

《Protect the Earth》PPT(第二课时) 第一部分内容：Introduce I can use ___ to ____. We should _______. We should not _______. ... ... ... Protect the EarthPPT，第二部分内容：Words use… to… “use + 名词 + to + 动词原形”意思是用某物做某种东西。  to后接动词原形。 常用短语： protect the earth 保护地球 eg：She always uses too much water to clean things. 她总是用太多的水来清洗东西。 小练习：In the past, we often ____(use) wood to make fire.. Use··· to···扩展 (1)used to表示过去常常做某事。  eg：I used to play football after school。 过去我常常在放学后踢球。 (2)be used to + doing： “习惯于···”,to是介词,后需加名词或动名词。  eg：Sarah is used to taking a walk。 Sarah习惯于散步了。 ... ... ... Protect the EarthPPT，第三部分内容：Expand can作情态动词用法 (1)(表示能力)能···;会··· eg：She can drive，but she can’t ride a bicycle.  他能开车,但是不会骑自行车。 (2)(表示可能、许可)能够···;可以··· eg：You can’t park your car in this street. 你不可以在这条街上停车。 could/be able to 区别 could表示“原来具备某种能力,现在没有这种能力了”。 但was/were able to则表示过去成功地做成了某事。 eg：I could swim all the way across the lake，but I can’t now. 我原来能游过这个湖,但现在不能了。 The fire spread through the hotel very quickly but everyone was able to get out. 大火很快蔓延了整个旅馆,但全体人员都脱离了危险。 ... ... ... Protect the EarthPPT，第四部分内容：Exercise (    )1.The oil is________ .     A. use    B. reuse    C. useful (    )2.To keep the air clean, don’t ________to work every day. A. walk    B. run    C. drive (    )3.We often use______to clean things.   A. coal  B. oil   C. water (    )4.There______ some paper on the desk.   A. has    B. is    C. are (    )5.People cut down ______trees every day. A. lot of    B. many    C. much (    )6.We can use paper______ a toy plane. A. make    B. making   C. to make ... ... ... Protect the EarthPPT，第五部分内容：Homework Collect more examples of environmental damage, write a small report，report showing in the class. 关键词：牛津译林版六年级上册英语PPT课件免费下载，Protect the EarthPPT下载，.PPT格式；