Unit3Weshouldobeytherules.(Lesson17)（課件）-英語五年級下冊

Unit3Weshouldobeytherules.Lesson17ClassRulesWeshouldobeytherules.Askandanswerquestionsactively.

Don'teatinclass.Don'tmakenoise.

Bequiet.祈使句：

是表示命令、請求、建議或勸告的句子。肯定祈使句一定是以動詞原形開頭(有時用please)，否定祈使句，在句子前面加Don’t。

Idols(身邊榜樣):whoobeytherulesverywellinourschool?XXisagoodstudentatschool.XXcomestoschoolearly.XXnevermakesnoiseinclass.XX……HomeRulesWhyisPeternotagoodboyathome?Hedoesn’tliketodohousework.Hereadsinbedandhegoestobedverylate.HewatchesTVtoooften.Heoftenmakesamessinhisroom.HomeRulesYoushould:…Youshouldn’t:…Tips：Should:應該,情態(tài)動詞,后面加動詞原形,變否定句時在should后面加not,縮寫為shouldn’t.SocialRulesDotheyobeytherules?whatmustwedo?必須must:必須，

情態(tài)動詞，后面加動詞原形，變否定句時在must后面加not,縮寫為mustn’t,可以翻譯成一定不要。keepoffthegrass

不要進入草地Wemust

keepoffthegrass.不接近whatmustwedo?pickflowers摘花Wemustn’tpickflowers.whatmustn'twedo?Wemustn’tlitter.litter亂丟雜物NoLitting!=Don'tlitter.Youmusttakegoodcareofyoungchildren.好好照顧小孩子Children

childYoumustn’tspitontheground.吐痰地面Youmusthelpoldpeople.redlightwaitfor等待green

lightcrossthestreet橫穿馬路What

willyousaytothem?Youmustn'tcrossthestreetnow.Youmustwaitforthegreenlight.Youmustn'tplayonthestreet.Lookout!爭做文明志愿者Practice1）We________crossthestreet.A.must B.mustn’t2）We______waitforthegreenlight.A.must B.mustn’t3）We_______keepoffthegrass.A.must B.mustn’t4）We_________takegoodcareofyoungchildren.A.must B.mustn’t5）We________litter.A.must B.mustn’tBAAABPractice英翻漢Youmustn’tcrossthestreet.

________________2.Youmustkeepoffthegrass.

_________________3.Youmusttakegoodcareofyoungchildren.

___________________4.Youmustn’tspitontheground.

___________________你禁止穿越街道。你必須遠離草坪。你必須照顧好小孩子。你禁止隨地吐痰。Summary1.Lookout.小心

2.must必須mustn’t禁止Youmustwaitforthegreenlight.keepoffthegrass.takegoodcareoftheyoungchildren.Youmustn’tcrossthestreet.picktheflowers.spitontheground.litter.THANKSFORWATCHINGWeshouldobeytherules.Answerthequestions:IsGaoWeiagoodboy?2.Doeshe