2018_2019學(xué)年高中英語Module1SmallTalkSectionⅢGrammar—need的用法教案外研版.docx

Section Grammarneed的用法語法初識原句感知自主探究In some countries, for example, you have to arrive on time at a party; in other countries, you dont need to (不必)My friend spoke good Mandarin, so I didnt need to translate (沒必要翻譯) the speech for him.Some hosts expect flowers or a small gift, but in other places, you can take things, but you neednt (不必)if you dont want to.I got to the party at 6 pm. but there was no one there, so I neednt have arrived (本不必到達) so early.1.句中的need為實義動詞，句中的need為情態(tài)動詞。2句中 didnt_need_to_do表示“過去沒必要，實際上也沒做某事”；句中neednt_have_done表示“過去雖然沒必要，但已經(jīng)做了某事”。語法剖析語法點一need的用法1用作實義動詞(1) 有人稱和數(shù)的變化，其第三人稱單數(shù)形式為needs，變?yōu)榉穸ň浠蛞蓡柧鋾r要用助動詞do/does/did。(2)后跟名詞、代詞、不定式或動名詞作賓語，當(dāng)need的主語與need后面的動詞之間是被動關(guān)系時，need后面接不定式的被動形式或動名詞的主動形式。You dont need to worry about me.你不必?fù)?dān)心我。The room needs cleaning/to be cleaned, but I only have time on Sunday.房間需要打掃，但是我只有星期天有空。2用作情態(tài)動詞(1)need表示“需要”或“必須”，通常用于否定句和疑問句。You neednt do it again.你不必再做了。Need he do his homework first?他需要先做作業(yè)嗎？(2)由must引起的一般疑問句中，否定答語可用neednt, 意為“沒必要”。Must I do the work now?No, you neednt.我現(xiàn)在必須做這項工作嗎？不，你不必。(3)在need引起的一般疑問句中，肯定回答用must，否定回答用neednt。Need I go there too?Yes, you must./No, you neednt.我也需要去那兒嗎？是的，你必須去。/不，你不必去。集中演練111.單句改錯The house badly need a coat of paint.needneedsHe was studying at school, so he didnt need serve in the army. serve前加toMust I tell Mary about it?No, you mustnt. Ive told her already. mustntneedntNeed I pay a certain amount of money to use your telephone?Yes, you need.needmust12.完成句子He is only a meter tall, so he doesnt_need (不需要) a ticket.We need_to_make_sure (需要確保) that our plan will be well carried out.You neednt/dont_need_to_water_the_flowers (沒必要澆花) because its going to rain.There is something wrong with my bike, so it needs_repairing/to_be_repaired (需要修理)Must we hand in our exercise today? No, you neednt (不必). You can hand it in tomorrow.語法點二didnt need to do與neednt have done的區(qū)別1.didnt need to do表示“過去沒必要做某事，實際上也沒做”。You didnt need to buy the book; it was complex to understand.你不必買那本書；它太復(fù)雜了，很難懂。Marys boyfriend drove to pick her up, so she didnt need to take a taxi.瑪麗的男朋友開車去接她，因此她沒必要打出租車了。2neednt have done表示“過去沒必要做某事，而實際上做了”。You neednt have washed those clothes; we have a washing machine to do that sort of thing.你本不必洗那些衣服的，我們有臺洗衣機可以洗衣服。I neednt have cooked so much food, but I didnt know nobody was hungry.我本沒必要弄那么多吃的，但我當(dāng)時不知道誰也不餓。名師點津didnt need to do sth.僅僅陳述過去的情形；neednt have done sth.含有惋惜、遺憾、后悔等含義。集中演練221.單句改錯I didnt need take a taxi to the airport last Friday because my father sent me there using his car. need后加toYou neednt come here in person; a letter would have been e前加haveI got to the meeting room at 10 oclock, but there was no one there, so I couldnt have arrived so early. couldntneednt22.完成句子You neednt_have_hurried (本不必這么匆忙). There is plenty of time.He didnt_need_to_get_up_early (沒必要早起), so he stayed in bed until 10 oclock.My friend sent me the book, so I didnt_need_to_write_to_him (沒必要給他寫信) to ask for it.I dressed very warmly for the trip, but I neednt_have_done_so (本沒必要這么做) because it was very hot.鏈接高考完成句子1(2017天津高考)我的房間里亂糟糟的，不過我今天晚上出門之前沒必要打掃，我可以(明天)上午再打掃。My room is a mess, but I neednt/dont_need_to_clean it before I go out tonight. I can do it in the morning.2(2016北京高考)我喜歡周末，因為周六周日我不必早起。I love the weekend, because I neednt/dont_need_to_get_up_early on Saturdays and Sundays.3(2015天津高考)來新學(xué)校前我本沒有必要擔(dān)心的，因為這里的同學(xué)都對我很友好。I neednt_have_worried before I came to the new school, for my classmates here are very friendly to me.4(2014重慶高考)我已經(jīng)訂了一些比薩餅，所以當(dāng)我們到家疲憊時就不必?fù)?dān)心做飯的事了。Ive ordered some pizza, so we neednt/dont_need_to_worry_about cooking when we get home tired.5(2012江西高考)既然蘇西不和我們一起吃飯，我們沒必要買如此多的食物。We neednt_have_bought so much food now that Suzie wont be with us for dinner.6(2012湖南高考)我們已經(jīng)有了一個良好的開端，但要想獲得最后的成功，下一步還需要做更多的工作。Weve had a good start, but next, more work needs_doing/to_be_done to achieve the final success.針對演練.單句語法填空1It was Sunday, so my eightyearold son didnt need to_go (go) to school.2She has been waiting here for nearly an hour. She neednt have_arrived (arrive) so early.3I didnt need to_clean (clean) the window, because my sister had already cleaned it. 4The classes were canceled due to the terrible typhoon, so the students didnt need to_go (go) to school.5You neednt have_written (write) such a long article. Three hundred words are enough.6Thank you very much for cleaning the house, but you neednt have_done (do) it, because I can manage it by myself.7You dont need to_tell (tell) us what youre thinking at each step.8Mark needs (need) to learn Chinese because his company is opening a branch in Beijing.9To be a winner, you need to_give (give) all you have and try your best.10The grass has grown so tall that it needs cutting/to_be_cut (cut).完成句子1你本來沒必要那么匆忙地趕到公司，因為會議已經(jīng)取消了。You neednt_have_gone to the company in a hurry, because the meeting has been called off.2父親把文件寄來了，所以我不必為此給他寫信了。Father sent me the document, so I dont_need_to_write to him for it.3不需要用鬧鐘來叫醒我，因為每天早晨六點鐘，火車就從我家附近經(jīng)過。I neednt/dont_need_to_use a clock to wake me up because at six oclock each morning the train comes by my house.4如果你不想告訴我，可以什么也不說。You neednt/dont_need_to_tell me anything if you dont want to.5我不必?fù)?dān)心我的周末，我總是在周末來臨前就計劃好了。I neednt/dont_need_to_worry_about my weekend I always have my plans ready before it comes.短文改錯Mr. Johnson is a hardworking teacher. Every day, he spends too much time with his work. With little sleep and hardly any break, so he works from morning till night. Hard work have made him very ill.“He has ruined his healthy. We are worried about him.”That is which other teachers say. Yesterday afternoon, I paid visit to Mr. Johnson. I was eager to see him, but outside her room I stopped. I had to calm myself down. Qu