Must-we-exercise-to-prevent-the-初中英語-八年級英語課件

SectionAUnit2KeepingHealthyTopic3Mustweexercisetopreventtheflu?SectionAUnit2KeepingHealth1What’swrongwithhim?AskandanswerHehastheflu.Heshouldseeadoctor.What’swrongwithhim?Askand21a.Lookatthepictureandpredict（預測）Listento1aandanswerquestions.1.What’sjournalist’squestion?2.Mustwegotoseeadoctoratoncewhenwehavetheflu?Whatshouldwedotopreventtheflu?Yes,wemust.錄音1a-P431a.Lookatthepictureandpr31b.Fluisaseriousillness,whatshouldwedotopreventit？Listento1aandcheckDr.Li’sadvice.錄音1a-P431.exerciseoften

2.keeptheairfresh

3.gotobedearly

4.washhandsandchangeclothesoften5.keepourroomsclean

6.drinkenoughwater

7.takesomemedicine

8.keepawayfromcrowdedplaces√√√√√1b.Fluisaseriousillness,w4Read1aandfollow視頻1a-P43Read1aandfollow視頻1a-P435ReadandunderstandDr.Li’sadvice.視頻1a-P43First,________________________________________________Second,____________________________________________Third,_______________________________________________Finally,______________________________________________

weshouldexerciseoftentobuildusup.weshouldkeepourroomscleanandtheairfreshallthetime.weshouldwashourhandsandchangeourclothesoften.

weshouldkeepawayfromcrowdedplaces.Howmanysuggestions?ReadandunderstandDr.Li’s6RetellDr.Li’sadvice.First,________________________________________________Second,____________________________________________Third,_______________________________________________Finally,______________________________________________exercisetobuildsb.up.keep…clean/freshwash,changekeepawayfromRetellDr.Li’sadvice.First,7GroupworkReciteDr.Li’sadviceLet’slearnmoreabouttheflu.GroupworkReciteDr.Li’sadv82.A.Listentothepassageandcirclethesymptomsthatyouhear.fevercoughheadachebackachetoothachestomachachesorethroatsoreeyes錄音2-A-P442.A.Listentothepassagean9B.Listenagainandchecktheadviceyouhear.Should

drinklotsofboiledwatertakesomecoldpillsliedownandtakeagoodrestbrushyourteethtwiceadayShouldn’tworkontheInternettoolonggotocrowdedplacesplaysportstoomucheathotfood√√√√錄音2-B-P44B.Listenagainandcheckthe10Groupwork合作探究:情態(tài)動詞的用法(Learningpaper)Groupwork合作探究:情態(tài)動詞的用法112．合作探究：情態(tài)動詞must用法詳解

（1）表示“必須”

.可用于肯定句、否定句或疑問句，用于否定句時，mustn’t的意思是________“一定不要”“不能”，而不表示“不必”。如：Students

_________

followschoolrules.

學生必須遵守校規(guī)。

You________eatanythinginclass.

你不能在上課吃東西。

禁止mustmustn’t2．合作探究：情態(tài)動詞must用法詳解

禁止mustmust12（2）對于must開頭的一般疑問句，若作肯定回答，用________.若作否定回答，可以用_______或___________，不能用

mustn’t。如：

——“Must

I

clean

all

the

rooms?”

“這些房間我都得清掃嗎?”——“Yes,

you

__________”

“是的?！薄癗o,

you

___________/_____________”

“不必?！眒ustneedn’tdon’thavetomustneedn’tdon’thaveto（2）對于must開頭的一般疑問句，若作肯定回答，用____13（3）

must

表示推測

意為“準是”“一定是”，通常只用于肯定句。若用于疑問句或否定句，則用

can(可能）

和can’t（不可能）代之。如：Jane’s

light

is

on.

She

must

be

at

home.

She

can’t

be

out.

簡的房間里開著燈。她一定在家，不會出去的。

——Hereisabook.Whoseisit?——It________bemine.Mybookisinmyschoolbag.——It________beLiming’s.Look,hisnameisonit.can’tmust（3）

must

表示推測

can’tmust14（4）

must

與

have

to

的區(qū)別

兩者都表示“必須”，但must

側(cè)重于說話者的主觀看法，認為有必要或有義務去做某事；have

to

則重于客觀需要，含有“不得不”“被迫”之意。如：

Everyone______

keep

the

law.

人人都要守法。

The

last

train

has

gone.

We’ll

_________

walk

home.

最后一班車已經(jīng)開了，我們得走回家了。musthaveto（4）

must

與

have

to

的區(qū)別

兩者都表示“153．當堂測試。（語法填空。根據(jù)情境，用恰當?shù)脑~填空。）Mom:HiJohn,youlook_______.What’sthematter?John:I’mfeelingterrible.IthinkIhavetheflu.Mom:You_______seeadoctorandyou_______stayinbedandrest.

(Theycometothehospital.)Doctor:It’snothingserious.I’llgiveyousomepills.John:MustItakesomemedicine?Doctor:Yes,you________John:MustIstayinbed.?Doctor:No,you________.Butyou______haveagoodsleepandIthinkyoushouldexercisemore______you______.John:Ok,I’ll_____youradvice.Thankyou.Mom,IthinkI__________askfortwodays’leave.tiredshouldhadbettermustneedn’tmusttobuilduptakehaveto3．當堂測試。（語法填空。根據(jù)情境，用恰當?shù)脑~填空。）tir16

單項選擇：()1.—MustIstayhereallthetime?—No,you____

A.don’thaveto

B.must

C.mustn’t

D.need()2.—MayIaskyousomequestions,Dr.Wang?—____ A.You’rewelcome.B.Sure,goahead.C.No,I’mbusy.D.Yes,youmust.()3.—Tom,youshouldkeepyourroom_______

A.clean

B.cleaning

C.cleaned

D.toclean.()4.Whatshouldwedo_______theflu?A.preventB.topreventC.preventingD.prevented()5.Myparentsaskme__inordertomakemehealthy. A.buildupme B.buildmeup C.tobuildupme D.tobuildmeupABABD單項選擇：ABABD173.Lookatthepicturesandwritedowntheadviceonhowtopreventtheflu,usingshould,hadbetterormust.1.2.Weshouldexerciseoften.Wemustgotoseeadoctoratoncewhenwehavetheflu.3.Lookatthepicturesandwr183.4.Wehadbetterkeepawayfromcrowdedplaces.Weshouldtakeashoweroften.3.4.Wehadbetterkeepawayf195.6.Weshouldkeeptheairfresh.We