陈述句教程文件

陈述句1.主语＋系动词＋表语2.主语＋谓语动词3.主语＋谓语动词＋宾语4.主语＋谓语动词＋宾语＋宾语补足语肯定式主语＋系动词＋表语这是我爸爸。Thisismyfather.今天暖和。Itiswarmtoday.主语＋谓语动词老师笑了。Theteachersmiled.我不会读。Ican'tread.主语＋谓语动词＋宾语我想要一个热狗。Iwantahotdog.我喜欢她。Ilikeher.主语＋谓语动词＋宾语＋宾语补足语她英语讲得好。shespeaksEnglishwell.我很喜欢她。Ilikeherverymuch.请判断下面句子是不是肯定句。Hisfatherworkshard.Thecatrunsfast.Idon'tlikemeat.Theylikereadingbooks.否定式否定句是指句意含有不,没有等意思的句子.

Heisnotastudent.他不是学生。Iamnotaboy.我不是一个男孩。什么叫做否定?1.在be动词后加not2.在can，should，will等后加not3.不含be动词也不含情态动词的，在动词前加助动词否定形式don't/doesn't/didn't4.当句子是祈使句时否定形式在be动词后加not,其他照抄is→isnotisn'tare→arenotaren'tam→amnotwas→wasnotwasn'twere→werenotweren't缩写形式肯:Heisabasketballplayer.否：Heisnotabasketballplayer.肯：Thereisadeskintheroom.否：Thereisnotadeskintheroom.肯：TheyareEnglishmen.否：TheyarenotEnglishmen.我是一名老师。Iamateacher.我不是老师。Iamnotateacher.我们是好学生。Wearegoodstudents.我们不是好学生。Wearenot(aren't)goodstudents.练一练他很老。Heisold.他不老。Heisnot(isn't)old.在can，should，will等后加not，其他照抄can→cannotcan'tshould→shouldnotshouldn'twill→willnotwon't缩写形式我会骑自行车。Icanrideabike.Icannot(can't)rideabike.他明天会去学校。Hewillgotoschooltomorrow.Hewillnot(won't)gotoschooltomorrow.Weeatapples.否：Wedon’t

eatapples.Heeatsapples.否：Hedoesn’t

eatapples.Iwenttoschoolyesterday.否：Ididn’t

gotoschoolyesterday.不含Be动词也不含情态动词时主语+don’t/doesn’t/didn’t+动词原形+其它祈使句，就是用来命令，要求别人做某事的句子。我们每天都会用到这种句子。祈使句的特点是:省略主语，动词用原形，说话人通常当着听话人讲话，所以省略主语。当句子是祈使句时(you）Standup!(you）Openthedoor.(you）Havedinnner.(you）Givemeyourmoney.祈使句的肯定句变否定句

只需要在动词前加don’t,句子如含有some就要变any.Givemesomemoney.否:Don’tgivemeanymoney.Comehere.否:Don’tcomehere.beagoodboy.否:Don’tbeagoodboy.要将some变成anyIwantsomeoranges.否：Idon’twantanyoranges.

Therearesomepupilsintheclassroom.否：Therearenotanypupilsintheclassroom.注意：当肯定句中含有some时1.

His

father

is

an

English

teacher.

His

father

isn'tan

English

teacher.

2.

These

cats

are

crying.

These

cats

aren't

crying.

3.

They

can

swim.

They

can

notswim.

4.

I

like

reading

English.

I

don'tlike

reading

English.

5.

I

went

to

school

on

foot.

I

didn'tgoto

school

on

foot.

练一练将下列句子变否定句6.Gototheplayground.

Don'tgototheplayground.7.SpeakEnglish.

Don'tspeakEnglish.8.Givemesomesausages.

Don'tgivemeanysausages.9.Tellm