人教PEP版英語(yǔ)六年級(jí)下冊(cè) be動(dòng)詞的用法課件

Be動(dòng)詞的用法定義be動(dòng)詞，是英語(yǔ)中的一種詞匯用法，一般用來(lái)表示“是”的意思，也可表示“成為”的意思必備詞匯am/?m是

is/?z/是are/ɑ?/是she/?i?/她he/hi?/他6.they/ee?/他們7.it/?t/它8.you/ju?/你，你門9.I我10.we/wi?/我們be的形式beamisare是,為，在waswerebeenIamLiMing.IamJenny.IamfromCanada.Iamastudent.I`mhere.I`msatisfiedwithyourwork.(Iam=I’m)“我”（I）用am，縮寫(xiě)形式是I`m。HeisinClassFour.SheisinClassFive.Itisabook.Myfatherisateacher.Thisisourclassroom.LiMingismyclassmate.JennyisfromCanada

.一個(gè)他/她/它后用is，縮寫(xiě)形式是`s。Theyaremyfriends.WearefromCanda.LiMingandJennyarefriends.JennyandIaregoodfriends.Youaremyfriend.Allofthemarefriendly.Chinesepeoplearegreat.Therearemine.兩個(gè)/你用are，縮寫(xiě)形式是`re。運(yùn)用口訣1：be的形式很多樣，現(xiàn)在時(shí)態(tài)有三個(gè)，我（I）用am，你(you)用are，

is跟著他(he)她(she)它(it)，單數(shù)is,復(fù)數(shù)are,其實(shí)用法很簡(jiǎn)單。學(xué)以致用1.I__agirl.2.You__teacher.3.He__myfather.4.She___fine.5.It

___aruler.6.Hispen___red.7.Mycat___nice.8.We___friends.9.They___goodboys.

10.LiMingandLiHua___students.例句演示11.Youareaboy.→Youaren′taboy.→Areyouaboy?↑Yes,Iam.(肯定回答不能縮寫(xiě).)No,I′mnot.熟能生巧：Heisateacher.→______________________.(否定句)→____________________?(變一般疑問(wèn)句)Yes,__________.No,__________.例句演示22.I’magoodstudent.→I′mnotagoodstudent.→Areyouagoodstudent?

(變?yōu)橐话阋蓡?wèn)句時(shí)第一人稱換為第二人稱)Yes,Iam.(肯定回答不能縮寫(xiě).)No,I′mnot.現(xiàn)學(xué)現(xiàn)賣：

I`madoctor.→___________________.(否定句)→___________________？(一般疑問(wèn)句)Yes,________.No,________.例句演示33.Thisismykey.→Thisisn′tmykey.→Isthisyourkey?↑Yes,itis.(肯定回答不能縮寫(xiě).)No,itisn′t.注：以this,that作主語(yǔ)的問(wèn)句，回答用Yes,itis.No,itisn′t.而以these,those作主語(yǔ)的問(wèn)句，回答用Yes,theyare.No,theyaren′t.觸類旁通：

Thesearemyclassmates.→_________________________.(否定句)→_______________________?(一般疑問(wèn)句)Yes,__________.No,__________.運(yùn)用口訣2有be句型變否定，be后not加起來(lái)有be句型一般疑問(wèn)句，be動(dòng)詞提前加問(wèn)號(hào)？肯定回答:Yes,主+be,否定回答:No,主+benot.isnot=isn’tarenot=aren’tIsthis...?/Isthat...?/Isit...?回答都是:肯定回答：Yes,itis.否定回答：No,itisn't.Arethese.../Arethose...?/Arethey...?回答都是:肯定回答：Yes,theyare.否定回答：No,theyaren`t.看一看，找規(guī)律1.Iwasastudent2yearsago.2.Hewas15yearsoldlastyear.3.LiMing`sgrandfatherwasadoctor.4.Mybestfriendwasintheclassroomjustnow.5.WewereinHanzhongyesterday.6.Theywerestudentslastyear.7.WereLiMingandDannyintheU.S.A.lastmonth?8.--WerethesestudentsinGrade7lastterm?

--Yes,theywere./No,theyweren`t.過(guò)去式有兩個(gè)，單數(shù)后面用was，復(fù)數(shù)后面全用were.看一看，找規(guī)律

1.IhavebeentoXi`anformanytimes.2.Hehasbeenherefor3years.3.--HaveyoubeentoBeijing?--Yes,Ihave.4.--HasLiMingbeenhereforalongtime?

--No,hehasn`t.過(guò)去分詞就一個(gè)，have/has后用been。學(xué)以致用(用be的適當(dāng)形式填空)：1.I_____lateforschoolthisevening.2._____sheastudentlastyear?3.They______inNanjinglastweek.4.Ihave______inChenggufor3years.5.---______LIMinginCanda?---No,hewasn`t.HewasintheU.K.6.LiMingandDanny_______playingfootballontheplaygroundat3:00pm.7.He_____punishedbyhisfatherjustnow.小結(jié)1.