外研版九下module4Unit 3课件.ppt

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1、Module4Module4RulesandsuggestionsUnit3LanguageinuseMustweobeythetrafficrules?Mustweobeytheschoolrules?Whatdoyouthinkoftheirbehaviors?Whatdoyouthinkofhisbehavior?Haveyouevermadesuchkindofpaperbyhand?Payattentiontothefollowingsentences.1.Youmustbecarefuloffallingstones.2.Youmustn’

2、twalktooclosetotheedgeofthehillpathbecauseyoumightfallandhurtyourselves.3.Youshouldalwayswearproperclothes.4.Bearsmightthinkourrubbishisfood.5.—Canwegorockclimbing?—No,youcan’t.Languagepractice1.Nosmoking.2.Noeatingordrinking.3.Childrencrossing.4.Danger!Becarefuloffallingrocs.5.

3、Childrenshouldbetakencareofbyparents.6.Donotdrinkanddrive.Matchthesignswiththerulesandwarnings.abcabc1.Nosmoking.2.Noeatingordrinking.3.Childrencrossing.4.Danger!Becarefuloffallingrocks.5.Childrenshouldbetakencareofbyparents.6.Donotdrinkanddrive.defedf1.表示能力表示一个人能做某事时，常用can或coul

4、d表达。e.g.AssoonasMikecouldread,hereadbooksaboutrobots.迈克刚能看懂书，就看关于机器人的书。Myfive-year-olddaughtercandrawabeautifulpictureinfiveminutes.我五岁的女儿能在五分钟之内画出一幅漂亮的图画。情态动词2.表示可能性如果要表达“可能，可能性”，可以用may/might或can/could.e.g.Janemaybeathome.简可能在家。Imighttalktohim.我可能会跟他说说YoucangotoBeijingbytrain.你

5、可以坐火车去北京。3.表示许可或征求对方许可如果表达允许某人做某事，或征求对方的许可，可以用can/could/may/might。e.g.Youcan/maystartyourworknow.你现在可以开始工作了。Could/MayIcomealittlelatertomorrow?Idon’tfeelmyself.我明天可以晚到一会吗?我觉得不太舒服。4.表示请求对方做某事如果要请求对方做某事，可以用下列表达方式：Will/Would/Couldyou(please)…?Wouldyoumind…?e.g.Wouldyoupleasehelpmew

6、iththissuitcase?你可以帮我拿这个手提箱吗？Wouldyoumindturningdownthemusic?你能把声音关小点儿声吗？5.表示建议和邀请表建议和邀请可用下列表达方式：Wouldyoulike(to)…?Shallwe…?e.g.Wouldyouliketoplaybasketball?你想打篮球吗？Shallwego?我们走吧？6.表示意愿表示想做某事可以用wouldlike/loveto…e.g.I’dliketobeascientist.我想成为科学家。7.表示应该、义务表示应该、义务等时常用should,oughtto

7、,must.e.g.Youshouldtalktoyourparents.你应该跟你父母谈谈。Ioughttotrainmoretoimprovemyskill.我应该多训练来提高技巧。8.表示命令、禁止、不得不表示这类含义时，一般用must,mustn’t,haveto等。e.g.Youmuststudymathstobeanengineer.要当工程师，你必须学数学。Youmustn’ttellittoanyone.你不许把这件事告诉任何人。Youhavetocomeearlytomorrow.你明天得早到。9.表示没必要做某事表示没必要做某事时，

8、常用needn’t,don’thaveto等。e.g.Youdon’thavetoworrya