8B U 8第5课时学案

第课时课题58B Unit8A greenworld Task班级姓名:

一、根据汉语提示，完成句子简单的.

1.This mathsproblem isvery Ithink everyonehere canwork itout.步月聚

2.You onlyneed todo thisonce.电源.

3.Please turn off theWe arerepairing the lights.尤其是

4.1like allmy subjects,physics..牙齿

5.Its agood habitto brushevery day.

二、用所给单词的适当形式填空

1.pollute wasa bigproblem inthis citythen yearsago.

2.Dont betoo care,or youmay gethurt.

3.Eating toomuch isharm toour health.

4.It issaid thatthese twoyoung menare theproduce ofthe game.

5.Dont shout!Its toonoise.

6.I’m sorrythat Idid notwrite toyou early.If wecut downthe trees,floods washour villageaway.

7.Mom toldme thatshe notlike keepinga petat home.

三、单项选择A.in B.to C.for D.on

1.We dependwater andair tolive.

2.Water isnot onlyuseful forfamilies,but alsoa wideruse forfactories.A.to haveB.have C.having D.has

3.1will seemy parents.A.if possibleB.if it is possibleC.if ispossible

4.He cameD.A andBhome late.,he didntsee hisfather.A.As aresult B.Because C.But D.Although

5.1need onemore minutebefore myhomeworkA.has completedB.completes C.has beencompleted D.is completed第课时知识点

51.change for the worse.变得越来越糟糕

2.itis time forsb todo sth该某人做某事了

3.in use在使用中

4.save water节约用水

5.turn offthe tap关掉水龙头

6.brush onesteeth刷牙

1.1n orderto savepower为了省电

8.turnoffthelights关灯

9.help reducepollution有助于减少污染

10.plastic bags

11.separate wasteinto塑料袋把废物按组归类different groups养成一个绿色的生活习惯

12.develop agreen lifestyle为了

13.so that对地球造成巨大的影响

14.make abig differenceto theEarth【拓展】当你的电视机或

1.Turn offthe powerwhen yourTV orcomputer isnot in use.电脑不使用是时候，关闭电源短语意为“在使用中二如inuseThemachine hasbeen inuse for6years.我们

2.Our environmentis changingfortheworse,so itistimefor usto gogreen!的环境变得越来越糟糕，所以该是我们行动起来保护环境的时候了！短语中，是连系动词，表示“变成，成为”，与后面的形容g greeng词一起构成系表结构如苹果全烂green Theapples havegone bad.To听我的，你不会出错的Youll nevergo wrongif youfollow myadvice.。