Unit4SectionA3a3c课件人教版七年级英语下册

Unit4Don’teatinclass.SectionA(3a-3c)Hi,IamEmily.gymclassPEclassrun/playbasketball…--Whatcanwedoingymclasses?--WecanSchoolRulesDon’t…runinthehallwaysfightarrivelateforschooltalkintheclassroomeatintheclassroomlistentomusicintheclassroom8:10RevisionDoyouhavetowearsportsshoesingymclasses?Yes,wedo.Wehavetowearsportsshoesingymclass.CanIhaveagymclasslikethegirl?--Whatdoyouhavetowearforgymclass?--IhavetoforgymclassgymclasswearsportsshoesschooluniformsDon'tfightWhatrulesmustbeontimeCaneatNowecan'tcanCanwearahatYeswecanNowecan'thavetoYeshedoesNohedoesn'thavetohavetobequiet祈使句表示请求、命令、劝说、号召、警告等。表示委婉的祈使语气，可在句首或句末加上please，若在句末加please，之前要用逗号隔开。祈使句有肯定祈使句与否定祈使句两种。祈使句的常见句型结构Grammar1.肯定祈使句的常见句型结构：①Do型：动词原形+宾语+其他.如：Openthedoor,please.②Be型：Be+表语.如：Beagoodboy!③Let型：Let+宾语+动词原形+其他.(或：Let’s+动词原形+其他.)如：Letmehelpyou.又如：Let’splaytennis.2.否定祈使句的常见句型结构：①Do型和Be型的否定式：Don’t+动词原形/be+其他.

如：Don’tforgetme.又如：Don’tbelate.②Let型的否定式：Don’t+let+宾语+动词原形+其他.(或：Let’s+not+动词原形+其他.)

如：Don’tlethimgoback.又如：Let’snotgoswimming.③警示语：No+名词/动词-ing形式.如：Notalking.Canwearrivelateforclass?

Don’tarrivelateforclass.

Don’tbelateforclass.No,wecan’t.Don’teatintheclass.Canweeatintheclass?No,wecan’t.Youcaneatinthedinningroom.Yes,wedo.Doyouhavetodohomeworkafterclass?Wehavetodohomeworkafterclass.Doyouhavetodosomereadingeveryday?Yes,wedo.Wehavetodosomereadingeveryday.LibraryRulesDon’ttalk.______________________________________________________3a

Writetherulesfortheschoollibrary.Don’tlistentomusic.Don’teatordrink.Don’ttakephotos.方法指导：1.由图示可知都是一些禁止类的祈使句。2.可知应用“Don’t+动词原形”句子。Bequiet?(she/haveto/inthelibrary)Q:Doesshehavetobequietinthelibrary?A:Yes,shedoes.

3b

Usethewordstomakequestionsabouttherules.Thenwriteanswersaccordingtoyourschool.Writingfirstday,agreatschool,alotofrules,someoftherules,belateforschool,beontime,bringmusicplayerstoschool,weartheschooluniform,bequietinthelibraryLet’stalk!Hello,everyone!Johnismybestfriend.Thisis....Hecan’t....Hehasto....Helikeshisnewschoolverymuch.DiscussionWhatdon’tyouhavetodoatschool?Whatdoyouhavetodoatschool?Whatcan/can’tyoudoatschool?Inmyschool,therearealotofrules.Wecan’t...,butwecan....Wehaveto....Wedon’thaveto….Ilikemyschoollife.Let’sfollowtheschoolrules!1.选择方框中的句子完成对话。Sally:Hi,mynameisSally.(1).___________Lucy:Hi,Sally.I’mLucy.Thisisagreatschool,buttherearealotofrules.Sally:Really?(2)._______Lucy:Well,wemustbeontimeforclass.Thisisveryimportant.Sally:(3).________Canwelistentomusicintheclassroom?Lucy:No,wecan’t.(4)._________Sally:OK.Isthatourlibrary,Lucy?Lucy:Yes,itis.Therearemanybooksinit.(5).______________A.Isee.B.It’smyfirstdayatschool.C.Whataresomeoftherules?D.Wehavetobequietthere.E.Butwecanlistentomusicinthemusicroom.BCAEDTherearealotof/lotsof/manyrulesinthisschool.Canwebringmusicplayerstoschool?Wehavetoweartheschooluniformeveryday.Doesshehavetobe/keepquietinthelibrary?Don’ttakephotos./Nophotos.1.根据例句，可知要求我们造一般疑问句并根据实际情况进行回答。2.先确定句子的主语。3.再确定用情态动词还是用助动词来构成疑问语序。4.根据实际情况做出肯定或否定回答，答语的主语要与问句保持一致。方法指导2.Eat?(he/haveto/inthedininghall)Q:________________________________?A:_____________3.Listentomusic?(we/can/inthehallways)Q:________________________________?A:_____________4.Wearahat?(we/can/intheclassroom)Q:_____________________________?A:____________Thenanswerthequestions.Yes,hedoes.DoeshehavetoeatinthedininghallCanwelistentomusicinthehallwaysNo,wecan’t.CanwewearahatintheclassroomNo,wecan’t.1)arrive后面可以不跟到达的地点。Don’tarrivelateforschool.不要上学迟到。2)arrive后面也可以跟到达的地点。但后面必须要跟介词in（大地方）或at（小地方）。TheyarrivedinBeijingatsix.

他们六点钟到的北京。Weusuallyarriveatthevillageinthemorning.

我们通常在早上到那个小村庄。1.arrive到达=get(to)Languagepoints1)listen听；用来提醒某人注意，后面不跟事物。Listen!Who’ssingingintheclassroom?听！谁在教室里唱歌？2)如果后面跟要听的事物，应跟介词to再跟事物。

Listentoourteachercarefully.认真听老师讲。3.fight打架，争吵1)作动词用:Jackneverfightswithhisbrother.

杰克从不和他的弟弟打架。2)作名词，意为“打架；争吵”;常用词组haveafight“打架；吵架”Didyouhaveafightwithher?

你和她吵过架吗？2.listen的用法；4.haveto与must1)haveto意为“必须做某事”强调“客观需要”

Theyhavetowearschooluniformseveryday.

他们每天必须穿校服。

2)must意为“必须”强调主观上的愿望

It’slate.Imustgohomenow.

天晚了。现在我必须要回家。

练一练：用haveto,must填空1.It’scoldoutside.We______stayathome.2.We____begoodwithourparents.havetomust用所给单词的适当形式填空。1.Don’t________(listen)tomusicinthelibrary.2.Dowehaveto________(clean)theroomeveryday?3.Youca