《2019小升初英語(yǔ)總復(fù)習(xí) 第三章 句型 第四節(jié) 祈使句課件.ppt》由會(huì)員分享,可在線閱讀,更多相關(guān)《2019小升初英語(yǔ)總復(fù)習(xí) 第三章 句型 第四節(jié) 祈使句課件.ppt(14頁(yè)珍藏版)》請(qǐng)?jiān)谘b配圖網(wǎng)上搜索。
1、第三章 句 型,第四節(jié) 祈使句,知識(shí)梳理,一、祈使句的概念 祈使句是用于表達(dá)命令、請(qǐng)求、勸告、警告、禁止等的句子。祈使句因?qū)ο?主語(yǔ))是第二人稱,通常省略主語(yǔ)。祈使句的時(shí)態(tài)都為一般現(xiàn)在時(shí),句末可以用感嘆號(hào)來(lái)表達(dá)比較強(qiáng)烈的語(yǔ)氣,也可以用句點(diǎn)結(jié)尾。 如:命令:Go and wash your hands! 請(qǐng)求:Be quiet, please. / Please be quiet. 勸告:Be kind to your friends. 警告:Watch your steps. 禁止:Keep off the grass!,二、祈使句的結(jié)構(gòu) 1. 動(dòng)詞原形+其他成分。如:Sit down, pl
2、ease. 【注】有的祈使句在意思明確的情況下,可省略動(dòng)詞。如: Go this way, please. =This way, please. 2. Be+名詞短語(yǔ)或形容詞+其他成分。 如:Be careful! Be a good boy! 3. Let+賓語(yǔ)+動(dòng)詞原形+其他成分。 如: Let me help you. Lets clean our classroom. 【注】有時(shí)為了加強(qiáng)語(yǔ)氣,可在動(dòng)詞之前加do。 如:Do be careful! Do let Mary water the flowers.,三、祈使句的否定形式 1 以動(dòng)詞原形和be 動(dòng)詞開(kāi)頭的祈使句,都是在句首加
3、dont。 如: Dont forget me! Dont be late for school! 2 let開(kāi)頭的祈使句的否定形式有兩種: (1)Dont+let+賓語(yǔ)+動(dòng)詞原形+其他成分。 (2)Let+賓語(yǔ)+not+動(dòng)詞原形+其他成分。 如: Dont let him go. =Let him not go. 3. No開(kāi)頭的祈使句表示禁止。如: No smoking!,四、祈使句的反義疑問(wèn)句形式 1 一般情況下,簡(jiǎn)略問(wèn)句用will you或 wont you。 如:Have a rest, will you? Stand up, will(wont) you? 2. lets開(kāi)
4、頭的祈使句,表示說(shuō)話人向?qū)Ψ教岢鼋ㄗh時(shí),簡(jiǎn)略問(wèn)句用shall we。 如:Lets have a cup of tea, shall we? 3. let me或 let us表示向聽(tīng)話人提出請(qǐng)求,簡(jiǎn)略問(wèn)句用will you。 如:Let me have a rest, will you? Let us know your name, will you?,考點(diǎn)精析,考點(diǎn) 考查祈使句的運(yùn)用 【例1】給下列標(biāo)志選擇適當(dāng)?shù)臉?biāo)志語(yǔ)。(填字母編號(hào)) 1. __________ 2. __________ 3. __________ 解析:本題考查根據(jù)圖片選擇適當(dāng)?shù)钠硎咕?。祈使句最常?jiàn)的用法就
5、是用在警示牌上。本題三個(gè)選項(xiàng)代表三種祈使句形式。 答案:1. C 2. B 3. A,【例2】根據(jù)所提供的場(chǎng)景寫(xiě)出正確的祈使句。 1. 有幾個(gè)孩子在馬路上踢足球,你會(huì)對(duì)他們說(shuō): _____________________________________________ 2. 有小朋友在無(wú)人監(jiān)管的河里游泳,你會(huì)對(duì)他們說(shuō): _____________________________________________ 解析:本題考查祈使句的日常用法。注意口語(yǔ)表達(dá)的時(shí)候,禁止類祈使句多用Dont 形式。 答案: 1. Dont play football on the road. 2.
6、 Dont swim in the river.,,舉一反三 1. 判斷下列句子是否是祈使句, 是的打“ ”,不是的打“”。 (1) Look out!( ) (2) How nice!( ) (3) Lets go hiking.( ) (4) What a lovely girl!( ) (5) Wash your hands before meals.( ),,,,,,2. 將下列句子改為祈使句。 (1) You must not look out of the window. __________________ the window. (2) You ma
7、y let the children play the piano. _______________ play the piano. (3) You shouldnt drive too fast. _______________ too fast.,Dont drive,Dont look out of,Let the children,3. 根據(jù)所提供的場(chǎng)景寫(xiě)出正確的祈使句。 (1) 邀請(qǐng)朋友做客,你想請(qǐng)他吃蘋(píng)果,你會(huì)說(shuō): _______________________________________ (2) 你想邀請(qǐng)朋友一起下棋,你會(huì)說(shuō): ___________________
8、____________________ (3) 你讓一個(gè)想要進(jìn)入草坪的小朋友別踐踏草坪,你會(huì)說(shuō): ________________________________,Keep off the grass.,Have an apple, please!,Lets play chess together.,過(guò)關(guān)檢測(cè),一、看圖,根據(jù)圖片選出相應(yīng)的祈使句。(填字母編號(hào)) 1. _____ 2. _____ 3. _____ 4. _____ 5. _____,C,A,E,B,D,二、將下列句子改為祈使句。 1. You mustnt play on the road. ___________
9、_________________________________ 2. You cant eat in the computer room. ____________________________________________ 3. You must stop at a red light. ____________________________________________ 4. You mustnt be late for school. ____________________________________________ 5. Everyone mustnt smoke h
10、ere. ____________________________________________,Dont play on the road!,Dont eat in the computer room!,Stop (Do stop) at a red light!,Dont be late for school!,Dont smoke here. /No smoking here!,三、單項(xiàng)填空。 ( )1. If you are tired, _____a rest. A. have B. having C. to have ( )2. He is not honest(
11、誠(chéng)實(shí)). _____ believe him. A. Not B. Dont C. Do ( )3. _____ in the street. Its dangerous. A. Not play B. Not to play C. Dont play ( )4. Please_____ me some money, will you? A. lend B. lending C. be lend ( )5. _____ the boxes. You may use them later. A. Keep B. Keeping C. To k
12、eep,A,B,C,A,A,四、根據(jù)漢語(yǔ)意思翻譯下列句子。 1.請(qǐng)打開(kāi)門(mén)。 ____________________________________________ 2.不要跑那么快! ____________________________________________ 3.下次別遲到! ____________________________________________ 4.不要坐在書(shū)包上。 ____________________________________________ 5.請(qǐng)看黑板。 ____________________________________________,Please open the door.,Dont run so fast!,Dont be late next time!,Dont sit on the schoolbag.,Please look at the blackboard.,