Unit+4第2課時+Section+A+2d-3c【知識點睛+備課精研】 七年級英語下冊 （人教版）

SectionA2d-3cUnit4Don’teatinclass.Unit4Don’teatinclass.思維品質(zhì)語言能力學(xué)習(xí)能力文化意識Sscanunderstandtherulesandexpressthemintheirownway.Sscantalkaboutclassrulesusing“can”and“can’t”Sscandistinguishtherightandwrongbehaviorsinclassroom.Sscanknowwhattheycanandcan’tdoinclassroomsothattheycanfollowtheschoolrulesObjectivesLead-inPresentationLanguagepointsDebatePresentationSummaryExerciseHomeworkContentEveryschoolorclasshasitsownrules.Everyschoolorclasshasitsownrules.Johnisatanewschool.Let’sseewhatruleshisnew

schoolhas.Readtheconversationin2dquicklyandanswerthequestionsbelow.John:Hi,myname'sJohn.It'smyfirstdayatschool.Alice:Hi,John.I'mAlice.Thisisagreatschool,buttherearealotofrules.John:Really?Whataresomeoftherules?Alice:Well,don'tbelateforclass.Thisisveryimportant.John:OK,sowemustbeontime.Canwebringmusicplayerstoschool?Alice:No,wecan't.Andwealwayshavetoweartheschooluniform.John:Isee.Alice:Oh,andwealsohavetobequietinthelibrary.Schoolrules.1.WhatareJohnandAlicetalkingabout?42.HowmanyrulesdoesAlicemention?DosDon’tsDon’tbelateforschool.Don’tbringmusicplayerstoschool.Weartheschooluniform.Bequietinthelibrary.Fillinthechart.John:Hi,myname'sJohn.It'smyfirstdayatschool.Alice:Hi,John.I'mAlice.Thisisagreatschool,buttherearealotofrules.John:Really?Whataresomeoftherules?Alice:Well,don’tbelateforclass.Thisisveryimportant.John:OK,sowemustbeontime.Canwebringmusicplayerstoschool?Alice:No,wcan't.Andwealwayshavetoweartheschooluniform.John:Isee.Alice:Oh,andwealsohavetobequietinthelibrary.Whatrulesdoestheschoolhave?1.Thestudents_____beontime.2._____thestudentsbringmusicplayerstoschool?No,they_____.3.Thestudentsalways_________weartheschooluniform.4.Thestudentsalso__________bequietinthelibrary.mustCancan’thave

tohave

toCompletethesentencesaccordingto2d.John:Hi,myname’sJohn.It’smyfirstdayatschool.Alice:Hi,John.I’mAlice.Thisisagreatschool,___________

___________John:Really?Whataresomeoftherules?Alice:Well,_________________Thisisveryimportant.John:OK,___________________Canwebringmusicplayerstoschool?Alice:____________Andwealwayshavetoweartheschooluniform.John:Isee.Alice:Oh,_______________________________________buttherearealotofrules.don’tbelateforclass.sowemustbeontime.No,wecan’t.andwealsohavetobequietinthelibrary.Completethedialogue.John:Hi,myname’sJohn.It’smyfirstdayatschool.Alice:Hi,John.I’mAlice.Thisisagreatschool,buttherearealotofrules.John:Really?Whataresomeoftherules?Alice:Well,don’tbelateforclass.Thisisveryimportant.John:OK,sowemustbeontime.Canwebringmusicplayerstoschool?Alice:No,wecan’t.Andwealwayshavetoweartheschooluniform.John:Isee.Alice:Oh,andwealsohavetobequietinthelibrary.2dRole-playtheconversation.role-playtheconversationJohn:Hi,myname'sJohn.It'smyfirstdayatschool.Alice:Hi,John.I'mAlice.Thisisagreatschool,buttherearealotofrules.John:Really?Whataresomeoftherules?Alice:Well,don’tbelateforclass.Thisisveryimportant.John:OK,sowemustbeontime.Canwebringmusicplayerstoschool?Alice:No,wcan't.Andwealwayshavetoweartheschooluniform.John:Isee.Alice:Oh,andwealsohavetobequietinthelibrary.languagepointsmust：情態(tài)動詞“必須”，后加動詞原形。Wemustwearschooluniforms.haveto實義動詞，“不得不”，后加動詞原形，有人稱和時態(tài)的變化。Hehastodohomework.Hedoesn'thavetodohousework.Let'shaveadebate!Let'shaveadebate!Doweneedtofollowtherules?Yes,wedo.No,wedon't.Weareoldenoughtomakeourownchoice.Wewanttodosomethingwelike,it'sourright.Rulescanmakeourenvironmentbetter.Withoutrules,ourschoolorfamilywillbeinamess.Ourschoolmakesrulestokeepussafe.Wemustfollowthem.Rule1:Rule2:Rule3:Rule4:Rule5:Rule6:

Howmanyschoolrulesdidwelearn？Bequiet!Wehaveto...wear_____schooluniform.aRule7:Wearaschooluniformeveryday.Rule8:Pleasebequietintheclassroom.Whatotherrules?Don’truninthehallways.Don'tfight.Whataretherules?Wemustbeontimeforclass.Canweeatintheclassroom?No,wecan't,butwecaneatinthedininghall.Canwewearahatinclass?Yes,wecan./No,wecan't.Doeshehavetowearauniformatschool?Yes,hedoes./No,hedoesn't.Whatdoyouhavetodo?Wehavetobequietintheschoollibrary.GrammarFocus1.Ihavetodomyhomework.否定句：一般疑問句：回答：劃線提問：Idon'thavetodomyhomework.Doyouhavetodoyourhomework?Yes,Ido./NoIdon't.Whatdoyouhavetodo?

haveto不得不=must必須2.Hehastoeatbreakfastquickly.

否定句:一般疑問句：回答：劃線提問：Hedoesn'thavetoeatbreakfastquickly.Doeshehavetoeatbreakfastquickly?Yes,hedoes./Nohedoesn't.Whatdoeshehavetodo?

haveto不得不=must必須1)We________cleanourclassroom.2)She_________makeherbed.3)It'slate.Mr.Smith______gotoworkbycar.4)EmilyandPeterjoinamusicclub.They_______practicetheguitareveryday.havetohavetohastohastohavetohasto（三單）必須，不得不

—Dowehavetobequaietinclass?—Yes,wedo./No,wedon't（haveto）.—Mustwebequietinclass?—Yes,wemust./No,weneedn't.=No,wedon'thaveto.1)Wehavetobequietinclass.2)Wemustbequietinclass.

don't/doesn'thaveto=needn't不必、沒有必要注意：mustn't是“禁止”的意思。Canweplayfire？No,youmustn't.It’sdangerous.LibraryRulesDon'ttalk.______________________________________________________Writetherulesfortheschoollibrary.Don'tlistentomusic.Don'teatordrink.Don'ttakephotos.3aUsethewordstomakequestionsabouttherules.Thenwriteanswersaccordingtoyourschool.1.Bequiet(she/haveto/inthelibrary)?Q:Doesshehavetobequietinthelibrary?A:Yes,shedoes.2.Eat?(he/haveto/inthedininghall)Q:_____________________________________?A:_____________3bYes,hedoes.Doeshehavetoeatinthedininghall3.Listentomusic?

(we/can/inthehallways)Q:_____________________________________?A:_____________4.Wearahat?(we/can/intheclassroom)

Q:_____________________________________?A:____________CanwelistentomusicinthehallwaysNo,wecan’t.CanwewearahatintheclassroomNo,wecan’t.Atmydreamschool,wedon'thavetocometoschooleveryday…Wecaneatintheclassroom…Makeupfivecoolrulesforyourdreamschool.Shareyourruleswiththeclass.YourclassmatesvotefortheCoolestSchool!Wedon'thavetowearschooluniforms…Wecanlistentomusicintheclassroom…3cInmydreamschool,wedon'thavetocometoschooleveryday.Wecanstudyathomeandasktheteacherforhelpwhenwehavequestions.Wecaneatintheclassroombutwemustkeeptheclassroomclean.Wecanlistentomusicintheclassroombutwemustlistentoitafterclass.Wecanbringourcellphonetoschoolbutwecan'tbringittotheclassroom.Wedon'thavetowearschooluniformseveryday,wecanwearourown(自己的)comfortableclothes.Ithinkmydreamwillcometrue!Report—Yes,hedoes./No,hedoesn’t.—Doeshehavetowearauniformatschool?SummaryNewwordsrule,arrive,hallway,hall,dining,listen,fight,sorry,outside,wear,important,bring,uniform,quietGrammar能正確使用否定祈使句陳述規(guī)章要求能使用情態(tài)動詞can表示許可能正確使用haveto和must談?wù)撘?guī)章制度Expressions(be)ontime,listento,havetoSentencesDon’tfight./Don’tarrivelateforclass.Wemustbeontimeforclass.—Canwewearahatinschool?—Yes,wecan./No,wecan’t.1.Don’tarrivelateforclass.

上課不要遲到。(教材P19

1a)【用法詳解】arrive是不及物動詞，具體用法如下：若接地點名詞，要加介詞in或at。in后接大地方(如城市或國家)。WhendidyouarriveinDalian?你是什么時候到大連的？at后接小地方(如學(xué)校、酒店或車站)。Iusuallyarriveatthebusstopat6:30everymorning.我通常每天早晨6:30到公共汽車站。若接地點副詞(here/there/home等)，則不用介詞。Myfatherarriveshomelateeverynight.我爸爸每天晚上很晚到家。Point1Languagepoints

祈使句的否定形式1.Don’tarrivelateforclass.上課不要遲到。(教材P19

1a)【用法詳解】本句是祈使句的否定形式，結(jié)構(gòu)為“Don’t+動詞原形+其他“。祈使句通常省略主語you，以動詞原形開頭，用于向?qū)Ψ桨l(fā)出指令、請求等。Point2Readmorebooks,andyouwillimproveyourreadingskills.Don’tanswerthephonewhilecrossingtheroad.Eg

mustmodalv.必須2.Youmustbeontime.你必須準(zhǔn)時。(教材P191a)【用法詳解】must為情態(tài)動詞，無人稱和數(shù)的變化。情態(tài)動詞不能單獨作謂語，必須與動詞原形一起構(gòu)成謂語。本句的謂語由“must+be”構(gòu)成。Point2Youmustobeytheschoolrules.Eg

ontime準(zhǔn)時2.Youmustbeontime.你必須準(zhǔn)時。(教材P19

1a)【易混辨析】ontime與intimeontime按時；準(zhǔn)時指按規(guī)定或指定的時間intime及時指不遲到或接近規(guī)定的時間Theplanetakesoffontime.Anambulancearrivedintime.Point2Eg3.Don’tfight.不要打架。(教材P19

1a)【用法詳解】（1）fight在句中作動詞，意為“打架”，常用短語：fightwithsb.“和某人打架”。

fightv.&n.打架；戰(zhàn)斗PointDon’tfightwiththedriverinthebus,oryou’llbepunishedEg（3）fight也可作名詞，意為“打架；戰(zhàn)斗”，短語haveafight(withsb.)表示“（和某人）打架”。It’snotrighttohaveafightwithyourfriend.Eg（2）fight作動詞，還有“戰(zhàn)斗”的意思。Theyfoughtagainsttheenemyfiercely.Eg4.Thisisveryimportant.這是非常重要的。(教材P20

2d)【用法詳解】important為形容詞，可作表語或定語。常用句型:Itisimportant(forsb.)todosth.“（對某人來說）做某事是重要的”。Doingexerciseisimportant.Itisanimportantmeeting.

Forkids,it’sveryimportanttostayhealthy.

importantadj.重要的PointEg5.Canwebringmusicplayerstoschool?我們可以把音樂播放器帶到學(xué)校嗎？(教材P20

2d)

【用法詳解】bring為及物動詞，反義詞為take(帶走)。常用結(jié)構(gòu)有：bringv.帶來；取來Point1bringbringsb./sth.to+地點名詞把某人/某物帶到某地(后跟地點副詞時省略to)bringsb.sth.=bringsth.forsb.給某人帶來某物BringyourIDcardtoschool.Hebringsmeabigcake.=Hebringsabigcakeforme.Eg【易混辨析】bring,take,carry與getbring帶來；取來從別處帶到說話人這邊，多與here連用。take帶走；拿走從說話人這邊帶到別處，多與there連用。carry搬運無方向性，多指搬重物。get去拿來從這邊去別處，拿東西再回到這邊。Bringyourraincoathere.把你的雨衣拿到這里。You’dbettertakehertohospital.你最好帶她去醫(yī)院。Canyouhelpmecarrythebox?你能幫我搬這個箱子嗎？Pleasegetmemyglasses.請把我的眼鏡拿來。Eg

Canwe...?我們能……嗎？Point2【用法詳解】該句式用于詢問是否許可或征求對方同意。6.Canwebringmusicplayerstoschool?我們可以把音樂播放器帶到學(xué)校嗎？(教材P20

2d)—Canweeatintheclassroom?—No,wecan’t.

Eg【用法詳解】wear作動詞，強調(diào)狀態(tài)。其賓語除衣服、鞋、帽子、手套外，還可以是首飾、眼鏡、耳機、胡子、假發(fā)、獎?wù)碌取?.Andwealwayshavetoweartheschooluniform.并且我們得一直穿著校服。(教材P202d)

wearv.穿；戴PointYoushouldwearahatfortheparty.Don’twearearphoneswhileyouareout.Shealwayswearsapairofglasses.Eg【拓展延伸】puton也可表示“穿；戴”，但它強調(diào)動作，指把衣服鞋、襪、帽子、手套等穿上或戴上。It’ssnowingoutside.You’dbetterputonyourscarf.

EgMr.Joneshasmany________