英語語法祈使句

英語語法——祈使句之青柳念文創(chuàng)作①知識點：一、祈使句：用來示意下達(dá)飭令、提出要求、建講和勸說的句子.說話的對象往常是第二人稱you,習(xí)慣上常省略.祈使句的必然句謂語動詞用原形，否認(rèn)句一般用

don’t,never

初步

.1．必然祈使句句型

1：動詞let+第一、三人稱賓格代詞+V.例句：Let’sgotoschool.讓我們?nèi)ド蠈W(xué)吧Letmetry.讓我試一試.Lethimcomeupstairs.讓他上樓吧

.

.句型

2：動詞

+

其余部分例句：Pleaseopenthedoor.Turntopagetwo.

請開門請將書翻到第二頁

.

.Listentome.Stoptalking.二、否認(rèn)祈使句

請聽我講.別說話.（一般在句首加Don’t.）1．Climbthetree,please.請爬樹.（必然句）Don’tclimbthetree!不要爬樹.（否認(rèn)句）2．Openthedoor.

翻開門

.

（必然句）

Don’t

openthedoor.不要開門.（否認(rèn)句）三、陳說句變祈使句1．Youcan’tmakefacesinclass.Don’tmakefacesinclass.2．Youcan’treadinbed.

你不克不及在課堂上做鬼臉不要在課堂上做鬼臉.你不要在床上看書.

.Don’treadinbed.不要在床上看書.祈使句的用法及演練（一）

Be型

(be+adj)Becareful!

Bedangerous!

Bequiet!（二）

Do

型

(Do代表動詞原形

)Openthedoor!

Closethewindow!

Goandplayfootball!（三）

Let's

或Letus型Let'sgohome!

LetushelpMary!

Letmecleantheroom!（四）

No+動名詞，多用在口號禁令中Nosmoking!

Noparking!

Nospitting!No+動名詞能夠與

Don't+動詞原形替代

.Nosmoking!=Don'tsmoke!三、否認(rèn)形式Be型和

Do型前直接加

Don't，Let's型可前面直接加Don'tbecareful!

Don't或let's后加not.Don'topenthedoor!

Don'tlet'sgohome!/Let'snotgohome!四、反意疑問句祈使句的反意疑問句一般用willyou?Let's用shallwe?Letus用willyou?Openthedoor,willyou?Let'sgohome,shallwe?LetushelpMary,willyou?②演練：（一）用括號內(nèi)所給詞的適合形式填空1．It'sanimportantmeeting.______(notbe)late.2．_____(look)out!Acariscoming!3．________(notmake)anynoise!Thebabyissleeping.4．Let's_______(notsay)anythingaboutit.5．________(notlet)thebabycry.6．_____(read)aloud,please.7．_________(nottalk)withyourclassmateintheclass.（二）選擇題1．Herdoctorsaid:"____worksohard"

A.stopB.Don't

C.can't

D.No2．Sindy,____tobehereat8o'clock.

A.issureB.

issurethatC.

willbesureD.

besure3．_____himthesecret,willyou?

A.Don'ttellB.

NottotellC.

NottellingD.

Notelling4．Please_____lookoutside,lookattheblackboard.A.notB.don'tC.aren'tD.can't5．John,readthetextforus,_____?A.doesheB.willheC.doyouD.willyou6．Let'sdoitatonce,_____?A.shallweB.willyouC.doweD.doyou7．Letusdoitatonce,____?A.shallweB.willyouC.doweD.doyou8．_____inbed,It'sba