Unit1Thisisme!Grammar課件譯林版（2024）七年級(jí)英語(yǔ)上冊(cè)

譯林版（2024）七年級(jí)英語(yǔ)上冊(cè)Unit1Thisisme!Grammar12能夠掌握Be動(dòng)詞的用法及意義能夠掌握一般現(xiàn)在時(shí)肯定句、否定句和一般疑問(wèn)句的變換PresentationWisemenlearnbyothermen'smistakes;foolsbytheirownLet’sthink剛剛我們學(xué)習(xí)了be動(dòng)詞在一般現(xiàn)在時(shí)中的肯定句用法，那否定句怎么辦呢？Wisemenlearnbyothermen'smistakes;foolsbytheirown“Be”amisareWeuse“am”“is”“are”inthesimplepresenttense（一般現(xiàn)在時(shí)）.What’sthetense(時(shí)態(tài)）?Wisemenlearnbyothermen'smistakes;foolsbytheirownthesimplepresenttense一般現(xiàn)在時(shí)Wisemenlearnbyothermen'smistakes;foolsbytheirownSimplepresenttense一般現(xiàn)在時(shí)Thingsthatarealwaystrue客觀存在的事實(shí)Thesunrisesintheeast.Thingsthatwedoregularly經(jīng)常做的事Simonoftenplaysfootballafterschool.IoftenlistentomusicwhenItakeabus.Thingsthataretruenow目前存在的事實(shí)Myhairislong.Youaremiddleschoolstudentsnow.Wisemenlearnbyothermen'smistakes;foolsbytheirownLet’slearn動(dòng)詞be一般現(xiàn)在時(shí)的否定句式是在be后面加not。（some變any，and變or，too變either）在非正式文體中，is/are和not可以縮寫(xiě)，如：isnot=isn’t,arenot=aren’t,am和not不能縮寫(xiě)。Wisemenlearnbyothermen'smistakes;foolsbytheirown時(shí)態(tài)，是指句中謂語(yǔ)動(dòng)詞在不同的時(shí)間和狀況下所使用的某種動(dòng)詞形式。

時(shí)態(tài)不同→謂語(yǔ)動(dòng)詞變化What’sthetense(時(shí)態(tài)）?在一般現(xiàn)在時(shí)中，當(dāng)句中的謂語(yǔ)動(dòng)詞是be動(dòng)詞時(shí)，我們使用“am”“is”“are”三種形式。Wisemenlearnbyothermen'smistakes;foolsbytheirown動(dòng)詞be的一般現(xiàn)在時(shí)定義定義動(dòng)詞be的一般現(xiàn)在時(shí)通常表示狀態(tài)和事實(shí)。舉例Iamastudent.

我是一名學(xué)生。Sheistallandslim.

她又高又苗條。Thegirlsaretwelveyearsold.女孩們是十二歲。主語(yǔ)可以是人稱代詞，也可以是名詞。動(dòng)詞be要與主語(yǔ)保持一致。Wisemenlearnbyothermen'smistakes;foolsbytheirownRabbitsareanimals.兔子是動(dòng)物。

Beijing

is

inChina.北京在中國(guó)。Totalkaboutthefacts描述客觀事實(shí)Wisemenlearnbyothermen'smistakes;foolsbytheirownLet’sfind你能總結(jié)出be動(dòng)詞在一般現(xiàn)在時(shí)中的一般疑問(wèn)句的用法嗎？Wisemenlearnbyothermen'smistakes;foolsbytheirownWeusethesimplepresenttensetotalkaboutthefactsandthepresentstates.當(dāng)我們談?wù)摽陀^事實(shí)或現(xiàn)階段的狀態(tài)時(shí)，我們使用一般現(xiàn)在時(shí)。Whentousethesimplepresenttense?Wisemenlearnbyothermen'smistakes;foolsbytheirownReadandfinish將下列句子改為否定句Mymotherisadoctor.Mymotherisn'tadoctor.Iamanewstudent.Iam(I’m)notanewstudent.Theyaregoodfriend,too.Theyaren’tgoodfriends,either.Wisemenlearnbyothermen'smistakes;foolsbytheirownPresentationWisemenlearnbyothermen'smistakes;foolsbytheirownLet’slearnHeis

ourEnglishteacher.（肯定句）IsheyourEnglishteacher?（一般疑問(wèn)句）肯定回答：Yes,heis.否定回答：No,heisnot(isn’t).在肯定答句中，主語(yǔ)和動(dòng)詞be不能縮寫(xiě)，如：Yes,heis不能縮寫(xiě)成Yes,he’s.Wisemenlearnbyothermen'smistakes;foolsbytheirownPresentationSimplepresenttenseoftheverbbe

be動(dòng)詞的一般現(xiàn)在時(shí)一般疑問(wèn)句和簡(jiǎn)略答語(yǔ)Iam...AmI...?Youare...Areyou...?He/She/Itis...Ishe/she/it...?Theyare...Arethey...?Yes,youare.No,youarenot.Yes,Iam./No,I’mnot.Yes,weare./No,wearenot.Yes,he/she/itis.No,he/she/itisnot.Yes,theyare./No,theyarenot.Wisemenlearnbyothermen'smistakes;foolsbytheirownLet’slearn動(dòng)詞be一般現(xiàn)在時(shí)的一般疑問(wèn)句式是將be提前至句首。（第一人稱變第二人稱。通常some變any。）I

amgoodatEnglish.（肯定句）Are

yougoodatEnglish?（一般疑問(wèn)句）肯定回答：Yes,Iam.否定回答：No,Iamnot.Wisemenlearnbyothermen'smistakes;foolsbytheirownPracticeFinishAonpage12amamareWisemenlearnbyothermen'smistakes;foolsbytheirownPracticeFinishAonpage12