一般現(xiàn)在時(shí)(否定句)

一般現(xiàn)在時(shí)之否法句一、系動詞Be系列的否定句二、情態(tài)動詞系列的否定句三、行為動詞系列的否定句2021/5/91什么是否定句？對事物做出否定判斷的句子就是否定句。2021/5/92一、系動詞be系列的否定句的構(gòu)成主語+be+not+其他isnot=arenot=isn'taren't2021/5/931.Kitty

(not)anEnglishgirl.2.We

(not)students.3.I

(not)fromTaizhou.4.She

(not)tall.5.LucyandLily

（not）goodfriends.6.Thosechairs

(not)broken.7.Thebag

(not)mine.isn'taren'tamnotisn'taren'taren'tisn't2021/5/94二、情態(tài)動詞系列的否定句的構(gòu)成主語+情態(tài)動詞+not+動詞原形+其他cannot=couldnot=mustnot=wouldnot=willnot=shouldnot=maynot=can'tcouldn'tmustn'twouldn'twon'tshouldn'tmaynot2021/5/95She

(cannot)speakEnglish.You

(mustnot)openthedoor.They

(shouldnot)beright.I

(willnot)gotoJapan.can'tmustn'tshouldn'twon't2021/5/96三、行為動詞系列的否定句的構(gòu)成主語+助動詞（do/does）+not+行為動詞原形+其他什么時(shí)候用助動詞do，does呢？當(dāng)行為動詞是第三人稱單數(shù)形式時(shí)，用助動詞does。當(dāng)行為動詞是原形時(shí)，用助動詞do。

donot=doesnot=don'tdoes't2021/5/97Theseboysdonot

likeplayingfootball.ThegirldoesnotreadEnglisheverymorning.2、ThegirlreadsEnglisheverymorning.1、Theseboyslikeplayingfootball.一找找行為動詞二變變助動詞（do、does）+行為動詞原形三加在助動詞后面加not2021/5/981.Ilikered.

2.Theylikeorange.3.Wewalktoschooleveryday.Idon'tlikered.Theydon'tlikeorange.Wedon'twalktoschooleveryday.102021/5/994.Hisbrotherplaysfootballafterschool.5.Itlookslikeahat.、6.Shehasacatathome.Hisbrotherdoesn’tplayfootball.Itdoesn’tlooklikeahat.Shedoesn’thaveacatathome.112021/5/910提示：1、如果句中出現(xiàn)some在改否定句時(shí)一定要將其