Population 课件(共27张PPT) 外研版八年级上册.pptxVIP

Module9Unit2

Arnwickwasacitywith200,000people.;;新课导入;学习目标;;;重点探究;1.Whydopeoplewanttoliveinthecities?;crowded;做“阅读短文回答问题”题时需注意：;;ReadParagraph1-2andcheck(√)thetruesentences.;1.Whendidthesmalllocalschoolclosedown(关闭)?

2.HowlongdoesittakeJotogotoschoolinArnwick?(花费某人多长时间去做某事);ReadParagraph4-5andanswerthequestions.;Problems

ofArnwick;ManytownsandcitieshavethesameproblemsasArnwick.Peopleneedplacestolive，sothe(1)________governmenthastobuildmore(2)________．Peopleneedbetterbusandtrain(3)________．Theyalsoproducemore(4)________，sothegovernmenthastomakemoreeffortstoprotectthecityagainst(5)________．Aswesay，ahundredpeoplemakea(6)_________problems！;problems;problems;Remember;拓展提升;[拓展]pollute为动词形式，意为“污染”，是及物动词。如：

Miningwould______________thelakeanddestroytheforest.

采矿会污染湖水，毁掉森林。;2.It’sclearthatArnwickneedsmoreschools,busesandhospitals.

很明显，阿恩威克需要更多的学校、公共汽车和医院。

“It’sclearthat+从句”表示“很清楚/很明显……”，其中it只是形式上的主语，真正的主语为后面that引导的从句，其基本结构为“Itis+形容词+that从句”。;如：

__________________weneedtoworkhardbeforethecomingfinalexam.

很明显，我们要在即将到来的期末考试前努力学习。;3.…sothegovernmenthastomakemoreeffortstoprotectthecityagainst…

所以政府不得不采取更多的措施来保护城市免于……

protect…against/from(doing)sth.意为“保护…免于……”。

如：

Thethickheadscarf__________her_______________thewind.

这条厚厚的头巾帮她挡了风。;当堂检测;当堂检测;课堂总结