Be动词和一般疑问句

会计学1Be动词和一般疑问句IamKangkang.Iamastudent.Youaremyfriend.Youareagoodperson.SheisfromCanada.HeisMr.Tang.Itismybook.第1页/共45页Sheisagoodgirl.MynameisMrTang.Thisbookisred.Wearestudents.Theyaregoodgirls.Thesebooksarered.第2页/共45页口诀我(I)用am，你(you)用are，is用于他(he)她(she)它(it)。单数is，复数are第3页/共45页人称代词主格和Be动词的搭配Iamheissheitweareyouthey第4页/共45页rfrefmjm1.They

late.A.am

B.is

C.are2.You

student.

A.am

B.is

C.are3.Thecloud

white.A.am

B.is

C.are4.I

astudent.

You

ateacher.A.am

is

B.am

are

C.is

are5.We

friends.

A.am

B.is

C.are6.He

myfather.

She

mymother.

They

bothdoctors.

A.isisare

B.amisare

C.isisam第5页/共45页I’mAliceWang.I’mapupil.I’mnineyearsold.I’mtall.Nicetomeetyou.I’mnotAliceWang.I’m

notapupil.I’m

notnineyearsold.I’m

nottall.Nicetomeetyou.I’mI’mnot第6页/共45页You’reSunny.You’reateacher.Youaretall.Youarethin.Nicetomeetyou.notnotaren’tYouare

Youaren’taren’t第7页/共45页Sheissheisn’tSheisaqueen.Sheisbig.Sheislovely.isn’tisn’tisn’t第8页/共45页人称代词主格（单数·否定形式）HeisEddie.SheisKitty.ItisSam.notnotnotHeisn’tEddie.She

isn’tKitty.It

isn’tSam.第9页/共45页rfrefmjmbe动词的缩写Iam=I’mYouare=You’reHeis=He’sSheis=Weare=Itis=Theyare=She’sWe’reIt’sThey’re否定形式的缩写：isnot=isn’tarenot=aren’tamnot没有缩写形式！第10页/共45页Exercises

肯定句改成否定句;

Youareaqueen.Heisshort.Itisapencil.I’maboy.Youarenine.Sheissmall.第11页/共45页

概念：

简单地说，能用Yes/No(或相当于Yes/No)回答的疑问句叫一般疑问句。

第12页/共45页有Be动词的陈述句改为一般疑问句的

基本步骤(1)HeisKangkang.SheisMary.找出be动词将be动词放到最前面首字母大写,原来的首字母改掉,其他照抄句号改成问号isSheMary.IssheMary.IssheMary?IsheKangkang?第13页/共45页有Be动词的陈述句改为一般疑问句的

基本步骤(2)IamKangkang.IamMary.找出be动词将be动词放到最前面主语是第一人称I改为第二人称you,对应am改成are(my改成your)句号改成问号Am

IMary.AreyouMary.AreyouMary?AreyouKangkang?第14页/共45页一般疑问（SimpleQuesiton）Itisafish.Theyarefish.Thisisyourbook.Iamastudent.Mysonisateacher.Thisisacar.陈述句一般疑问句Isitafish?Aretheyfish?Isthisyourbook?Areyou

asthdent?Isyour

sonateacher?Isthisacar?第15页/共45页Exercises12)Mypensareblue.__________pensblue?1)IamfromChina.____________fromChina?Areyou3)HeisZhangPeng.___________ZhangPeng?Areyour

Is

he4)Mikeisastudent.____________astudent?Mike

Is

第16页/共45页先用be的适当形式填空然后按照要求变换句型

I____ateacher.

一般疑问句：_________________

肯定回答：___________________

否定回答：___________________

amYes,Iam.No,Iamnot.No,I’mnot.缩写形式：Areyouateacher?第17页/共45页先用be的适当形式填空然后按照要求变换句型

Mymother____ateacher.

一般疑问句：_________________

肯定回答：___________________

否定回答：___________________

isYes,sheis.No,sheisnot.No,sheisn’t.缩写形式：Isyourmother

ateacher?第18页/共45页She____fromCanada.

一般疑问句：_________________

肯定回答：___________________

否定回答：__________________

is缩写形式：No,sheisnot.Yes,sheis.No,sheisn’t.IsshefromCanada?第19页/共45页__

____wehappy?

陈述句：____________________

肯定回答：__________________

否定回答：___________________

Are缩写形式：No,weare

not.Yes,weare.No,wearen’t.Wearehappy.第20页/共45页

They_____workers.

一般疑问句：_________________

肯定回答：__________________

否定回答：__________________

are缩写形式：Yes,theyare.No,theyare

not.No,theyaren’t.Aretheyworkers?第21页/共45页

______(它是)anapple.

一般疑问句：_________________

肯定回答：__________________

否定回答：___________________

isIt缩写形式：Yes,itis.No,itisnot.No,it

isn’t.Isitanapple?第22页/共45页有情态动词的陈述句改为一般疑问句的

基本步骤(1)Hecanswim.Shewillgohomesoon.找出情态动词将情态动词放到最前面首字母大写,原来的首字母改掉,其他照抄句号改成问号willShegohomesoon.Willshegohomesoon.Willshegohomesoon?Canheswim?第23页/共45页有情态动词的陈述句改为一般疑问句的

基本步骤(2)Mysistercanswim.IcanspeakEnglish.找出情态动词将情态动词放到最前面主语是第一人称I改为第二人称you(my改成your)句号改成问号Can

I

speakEnglish.CanyouspeakEnglish.CanyouspeakEnglish?Canyoursisterswim?第24页/共45页一般疑问（SimpleQuesiton）Itwillbefinelater.Theycandance.Thebirdcanfly.Icanrideabike.Theywillhavefun.Myfriendscouldwriteattheageoffive陈述句一般疑问句Willitbefinelater?Cantheydance?Canthebirdfly?Canyourideabike?Willtheyhavefun?Couldyourfriends

writeattheageoffive?第25页/共45页Exercises12)Theycouldsingwhentheywere3.__________singwhentheywere3?1)Iwillgototheparkbybike.____________gototheparkbybike?Willyou3)Mysoncansinganddance.___________sonsinganddance?CouldtheyCan

4)Mikewouldlikeacakeforbreakfast.____________likeacakeforbreakfast?Mike

Would

your第26页/共45页__

CanhespeakEnglish?

陈述句：____________________

肯定回答：__________________

否定回答：___________________

缩写形式：No,hecan

not.Yes,hecan.No,hecan’t.HecanspeakEnglish.第27页/共45页__

CanyouspeakEnglish?

陈述句：____________________

肯定回答：__________________

否定回答：___________________

缩写形式：No,Ican

not.Yes,Ican.No,Ican’t.IcanspeakEnglish.第28页/共45页所以我们可以得出结论1.如果肯定句中有be动词（am,is,are,was,were）,或情态动词（will,can,could,must,等），只需将be动词提前构成一般疑问句;主语若为第一人称I要改成第二人称you,my改成your.2.如果肯定句中有be动词（am,is,are,was,were）,或情态动词（will,can,could,must,等），只需将be动词或情态动词之后加not即可得到相应的否定句。记得把some改成any哦！！第29页/共45页如果句子中没有be动词、情态动词，那么句子要怎么变成一般疑问句和否定句呢？？？？第30页/共45页

如果句子中没有be动词、情态动词，则需要借助助动词do,does或did，将它们放在句首，并将句中实义动词变为原形，若主语为第一人称I，

则改为第二人称you，my改成your!改为一般疑问句◆注意：do,does,did后面必须使用动词原形。第31页/共45页助动词Do

1.TheygotoschoolbybusonweekdaysDo

theygotoschoolbybusonweekdays?2.Myparents/I

usuallytakeawalkafterdinner.Do

yourparents/youusuallytakeawalkafterdinner?-Yes,theydo./Notheydon’t-Yes,they/Ido./Nothey/Idon’t第32页/共45页助动词Does

1.HegoestoschoolbybusonweekdaysDoes

hegotoschoolbybusonweekdays?2.Myparentusuallytakesawalkafterdinner.Does

yourparentusuallytakeawalkafterdinner?-Yes,hedoes./Nohedoesn’t-Yes,hedoes./Nohedoesn’t第33页/共45页助动词Did

1.KangkangwenttoschoolbybuslastweekDid

Kangkanggotoschoolbybuslastweek?2.Myparentstookawalkyesterday.Did

yourparentstakeawalkafterdinner?Yes,hedid./No,hedidn’t.Yes,theydid./No,theydidn’t.第34页/共45页

如果句子中没有be动词、情态动词，则需要借助助动词don’t,doesn’t或didn’t,放于动词之前，主语之后。改为否定句◆注意：do,does,did后面必须使用动词原形。第35页/共45页否定：+don’t

1.TheygotoschoolbybusonweekdaysTheydon’tgotoschoolbybusonweekdays.2.Myparentsusuallytakeawalkafterdinner.Myparentsdon’tusuallytakeawalkafterdinner.第36页/共45页否定：+doesn’t

1.HegoestoschoolbybusonweekdaysHedoesn’tgotoschoolbybusonweekdays.2.Myparentusuallytakesawalkafterdinner.Myparentdoesn’tusuallytakeawalkafterdinner.第37页/共45页否定：+didn’t

1.KangkangwenttoschoolbybuslastweekKangkangdidn’t

gotoschoolbybuslastweek.2.Myparentstookawalkyesterday.Myparentsdidn’t

takeawalkyesterday.第38页/共45页Conclusion结构肯定句：主语+be动词/实义动词/情态动词+其他否定句：主语+be动词/助动词/情态动词+not+其他

一般疑问句：Be动词/助动词/情态动词+主语+其他？

第39页/共45页练一练！！将下列句子变为否定句1.Thedogisbiggerthanthecat.Thedog________________biggerthanthecat.

答案：Thedogis

not

biggerthanthecat.2.MyEnglishteacherspeaksEnglishveryfast.MyEnglishteacher______________Englishveryfast.答案：MyEnglishteacher

doesn’t

speak

Englishveryfast.3.Hecaneatthreehamburgersatatime.He____________eatthreehamburgersatatime.答案：Hecan’t

eatthreehamburgersatatime.第40页/共45页4.Susiefoundsomemoneyonherwaytoschool.Susie________________moneyonherwaytoschool.答案：Susiedidn’t

find

any

moneyonherwaytoschool.5.Myfatherisveryhard-working.Myfather______veryhard-working.答案：Myfatherisn’tveryhard-