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1、新目標(biāo)新目標(biāo)七年級(jí)七年級(jí)(下下) Unit 12Unit 12滕北中學(xué)英語(yǔ)組修訂滕北中學(xué)英語(yǔ)組修訂Dont eat in class.classroomuniform3a Fill in the blanks with the correct words.uniformclassroomsports shoessports shoes GRAMMAR肯定祈使句Sit down.Come in.Eat at home.否定祈使句否定祈使句Dont sit down. Dont come in. Dont eat at home.祈使句是用來(lái)表示請(qǐng)求、命令、叮囑、號(hào)召或者勸告等的句子, 這類(lèi)句子的
2、主語(yǔ)常是第二人稱(chēng)you,也就是聽(tīng)話(huà)者,因而you常省去了。祈使句的開(kāi)頭是動(dòng)詞原形。Listen to music outside. Dont listen to music outside.Do your homework at school. Dont do your homework at school.如如: Look out! 小心！小心！ Wait here for me! 在這等我！在這等我！Be sure to come here on time! 務(wù)必準(zhǔn)時(shí)來(lái)到這里！務(wù)必準(zhǔn)時(shí)來(lái)到這里！祈使句的否定形式多以祈使句的否定形式多以do not (常縮寫(xiě)成?？s寫(xiě)成dont) 開(kāi)頭開(kāi)頭,
3、再加上動(dòng)詞再加上動(dòng)詞原形。原形。Dontarrivelateforschool. 上學(xué)別遲到。Dontfight!別打架！Dontlookoutofthewindow.不要向窗外看。1.情態(tài)動(dòng)詞haveto的用法, 意思是“必須、不得不”,它側(cè)重于客觀上的必要和外界的權(quán)威。(1) 結(jié)構(gòu):主語(yǔ)haveto動(dòng)詞原形其他 (一般現(xiàn)在時(shí),主語(yǔ)是第三人稱(chēng)單數(shù)時(shí), 用hasto;句子是過(guò)去時(shí), 用hadto) 如：ExplanationWehavetowearsneakersforgymclass. 在體育課上, 我們必須穿運(yùn)動(dòng)鞋。Tomhastopracticetheguitareveryday. 湯姆
4、每天必須練習(xí)彈吉它。Ihadtogetupat5:00amlastMonday.上周一我不得不早上5點(diǎn)起床。(2) 否定形式:主語(yǔ)donthaveto動(dòng)詞原形其他 (一般現(xiàn)在時(shí),主語(yǔ)是第三人稱(chēng)單數(shù)時(shí), 用doesnt have to;句子是過(guò)去時(shí), 用didnthaveto) 如:Nickdoesnthavetowearauniform. 尼克不必穿制服。Wedidnthavetodoourhomework atonce. 我們不必馬上完成作業(yè)。(3) 疑問(wèn)句: Do(Does或Did) 主語(yǔ)haveto動(dòng)詞原形其他如：Do you have to stay at home on weeken
5、ds? 周末你必須呆在家里嗎周末你必須呆在家里嗎?Yes,Ido./No,Idont. 是的, 我必須。/不, 我不必。 Didhehavetogotobedby11:00last night? 昨晚他不得不11點(diǎn)前上床睡覺(jué)嗎？2.情態(tài)動(dòng)詞can的用法(1)表示能力 “會(huì), 能”Can you play the guitar? 你會(huì)彈吉它嗎？你會(huì)彈吉它嗎？Judy can speak a little Chinese. 朱蒂會(huì)說(shuō)一點(diǎn)中文。朱蒂會(huì)說(shuō)一點(diǎn)中文。(2) 表示允許、許可, “可以”、“能”(在這一課中新學(xué)的詞義)I can dance and sing. 我能唱歌又能跳舞。我能唱歌又能
6、跳舞。We can eat outside. 我們可以在外面吃東西。我們可以在外面吃東西。Can the students run in the hallways? 學(xué)生們可以在走廊上跑嗎？學(xué)生們可以在走廊上跑嗎？ CanIcomein?我能進(jìn)來(lái)嗎？注意: 同樣是情態(tài)動(dòng)詞, can和haveto的用法是有區(qū)別的, 和大部分情態(tài)動(dòng)詞一樣, can在否定句中, 直接在can后加上not, 在疑問(wèn)句中, 把can放到主語(yǔ)前面, 并且沒(méi)有人稱(chēng)和數(shù)的變化。3.hear, listen和sound都有“聽(tīng)”的意思, 但三者是有區(qū)別的。(1) hear “聽(tīng)說(shuō)”, 側(cè)重于“聽(tīng)”的內(nèi)容。Im sorry to
7、 hear that you are ill. 聽(tīng)說(shuō)你生病了聽(tīng)說(shuō)你生病了, 我很難過(guò)。我很難過(guò)。Listentomecarefully. 認(rèn)真聽(tīng)我說(shuō)。Thechildrenliketolistentomusic.孩子們喜歡聽(tīng)音樂(lè)。I never heard such an interesting story. 我從來(lái)沒(méi)聽(tīng)過(guò)這么有趣的一個(gè)故事。我從來(lái)沒(méi)聽(tīng)過(guò)這么有趣的一個(gè)故事。(2) listen“聽(tīng)聽(tīng)”側(cè)重于側(cè)重于“聽(tīng)聽(tīng)”這一動(dòng)這一動(dòng)作。作。(3) sound“聽(tīng)起來(lái)”,它是系動(dòng)詞, 后面接形容詞等。 Thatsoundsgreat. 那聽(tīng)起來(lái)真不錯(cuò)。 Itsoundslikefun. 聽(tīng)起來(lái)挺
8、有趣。4.arrivelatefor與belatefor意思相近, “遲到” Dontarrive/be lateforschool. 上學(xué)別遲到。 Iarrived/was late for the meeting yesterday. 我昨天開(kāi)會(huì)遲到了。5.Notalking!“禁止交談！” no后面加上名詞或動(dòng)名詞(doing) 也表示不要做某事, 與dont+do的用法相似。 Nowetumbrellas! Dontputwetumbrellasher. 禁止放濕雨傘！ Nofood!/Donteatfoodhere! 禁止吃食物！ Nosmoking!/Dontsmokehere!
9、禁止吸煙！1. late, dont, for school, arrive2. music, listen to, in the classroom, dont3. eat, cant, in the classroom, we Dont arrive late for school. Dont listen to music in the classroom. We cant eat in the classroom.Form sentencesExercisesTest: A. Complete the sentences.1. _ (幫助幫助) me to do housework,p
10、lease.2. Please _ (擦擦) the blackboard.3. _ (不要關(guān)不要關(guān)) the door. HelpcleanDont shutB: Put the following into English. 1.請(qǐng)關(guān)上窗。請(qǐng)關(guān)上窗。 2.請(qǐng)不要站在桌子。請(qǐng)不要站在桌子。 3.請(qǐng)課后打籃球。請(qǐng)課后打籃球。Please close the window.Please dont stand on the desk.Please play basketball after class.請(qǐng)按要求完成下列句子請(qǐng)按要求完成下列句子, 每空一詞每空一詞(含縮寫(xiě)含縮寫(xiě))。1. Throw
11、the basketball like that. (改為否定句) _ _ the basketball like that. 2. We can go to a movie this weekend. (改為一般疑問(wèn)句) _ you _ to a movie this weekend? Dont throwCango3. We cant listen to music in class. (改為祈使句) _ _ to music in class. 4. Does your mother have to work on weekends? (改為肯定句) My mother _ _ work on weekends. 5. He has to wear a hat. (對(duì)劃線(xiàn)部分提問(wèn)) _ _ _ _ to wear?What does he have Dont listenhas to
七年級(jí)英語(yǔ)下UNIT12 Don't eat in class人教新目標(biāo)周報(bào)課件Section A 2
