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1、實(shí)戰(zhàn)演練實(shí)戰(zhàn)演練1 I wonder if these are Dannys glasses?1 I wonder if these are Dannys glasses?They _ be Dannys. He doesnt wear glasses.They _ be Dannys. He doesnt wear glasses.A. cant B. must C. mustnt D. can2.2. Must I prepare for the trip today?Must I prepare for the trip today?No , you _ prepare for it t
2、oday . You can do it tomorrow. No , you _ prepare for it today . You can do it tomorrow. A. need B. dont need C. neednt D. mustnt3.Robert, could you wash the car for me?3.Robert, could you wash the car for me?Yes , I _. Im coming , Dad.Yes , I _. Im coming , Dad.A. could B. couldnt C. can D. cant情態(tài)動(dòng)
3、詞情態(tài)動(dòng)詞TODAYS TOPIC情態(tài)動(dòng)詞性質(zhì)情態(tài)動(dòng)詞性質(zhì)作為情態(tài)動(dòng)詞，它們有一些共同性質(zhì)作為情態(tài)動(dòng)詞，它們有一些共同性質(zhì): :那就是那就是-多情多情?。ǎ。↗ust kiddingJust kidding）情態(tài)動(dòng)詞共有的性質(zhì)是：情態(tài)動(dòng)詞共有的性質(zhì)是：1.1.不能單獨(dú)作謂語，須和行為動(dòng)詞或系動(dòng)詞連用共同構(gòu)成謂語不能單獨(dú)作謂語，須和行為動(dòng)詞或系動(dòng)詞連用共同構(gòu)成謂語2. 2. 無人稱和數(shù)的變化無人稱和數(shù)的變化（have tohave to除外）除外）3. 3. 后接動(dòng)詞原形后接動(dòng)詞原形do/bedo/be ( (這一點(diǎn)很重要這一點(diǎn)很重要) )4. 4. 具有助動(dòng)詞作用具有助動(dòng)詞作用（可用來構(gòu)成否定
4、句，疑問句）（可用來構(gòu)成否定句，疑問句）常用情態(tài)動(dòng)詞圖冊(cè)常用情態(tài)動(dòng)詞圖冊(cè)情態(tài)動(dòng)詞情態(tài)動(dòng)詞cancan(1)表示表示能力能力時(shí)一般譯為時(shí)一般譯為“會(huì)，能會(huì)，能”，即有種能力，即有種能力,此時(shí)否定此時(shí)否定cant 意為意為“不會(huì)，不能不會(huì)，不能”She can swim fast, but I cant.I cant play the piano.情態(tài)動(dòng)詞情態(tài)動(dòng)詞cancan(2)表示表示推測(cè)推測(cè)，意味，意味“可能可能”，常用于否定句和疑問句中，此時(shí)，常用于否定句和疑問句中，此時(shí)cant意為意為“不可能不可能”-Can the news be true? 這個(gè)消息會(huì)是真的嗎？這個(gè)消息會(huì)是真的嗎？-
5、No,it cant be true. 不可能是真的不可能是真的-I think Miss Gao must be in the library.She said she would go there-No,she_be there,I saw her just now.A. cant B. mustnt C.neednt D.wouldnt(3)表示表示請(qǐng)求或允許請(qǐng)求或允許，常用在口語中，意為，常用在口語中，意為“可以可以”(相當(dāng)于相當(dāng)于may,但不如但不如may正式正式)Can I have a look at your new pen? 我可以看一下你的新鋼筆嗎我可以看一下你的新鋼筆嗎?
6、Can you come to my party?學(xué)會(huì)禮貌地給予答復(fù)學(xué)會(huì)禮貌地給予答復(fù)肯定回答：肯定回答：Sure, Id love / like to；That sounds good!否定回答：否定回答：Sorry, I cant.； Id love to, but Im afraid I have no time.情態(tài)動(dòng)詞情態(tài)動(dòng)詞cancan情態(tài)動(dòng)詞情態(tài)動(dòng)詞mustmust(1)must表示表示主觀看法主觀看法，意為，意為“必須，一定必須，一定”You must stay here until I come back.You must go and see a doctor becaus
7、e you have a fever.常考句型：?？季湫停?Must I .?-Yes，you must.-No, you neednt. / No, you dont have to.難點(diǎn)：難點(diǎn)：must與與have to區(qū)別區(qū)別must “必須必須”側(cè)重于個(gè)人意志和主觀上的必須做某事，具有強(qiáng)制性的意味側(cè)重于個(gè)人意志和主觀上的必須做某事，具有強(qiáng)制性的意味have to “不得不不得不” 強(qiáng)調(diào)客觀上的原因迫使不得不去做某事強(qiáng)調(diào)客觀上的原因迫使不得不去做某事I know I must study hard. 我知道我必須努力學(xué)習(xí)我知道我必須努力學(xué)習(xí)My brother was very ill,
8、 so I had to call the doctor in the midnight.我弟弟病得厲害，我只得半夜里把醫(yī)生請(qǐng)來。我弟弟病得厲害，我只得半夜里把醫(yī)生請(qǐng)來。情態(tài)動(dòng)詞情態(tài)動(dòng)詞mustmust(2)must 表示表示有把握的推測(cè)有把握的推測(cè)，用于，用于肯定句肯定句The light is on, so he must be at home now.Jane must be at home, because I saw her walk into her house情態(tài)動(dòng)詞情態(tài)動(dòng)詞mustmust(3)否定形式為否定形式為mustnt, 表示表示“一定不要，絕對(duì)禁止一定不要，絕對(duì)禁止”
9、 You mustnt paly with fire. 不許玩火不許玩火 You mustnt be late. 一定不能遲到一定不能遲到情態(tài)動(dòng)詞情態(tài)動(dòng)詞needneed當(dāng)當(dāng)need作為情態(tài)動(dòng)詞時(shí)，表示作為情態(tài)動(dòng)詞時(shí)，表示“需要，必須需要，必須”，用法和其他情態(tài)，用法和其他情態(tài)動(dòng)詞一樣，主要用在動(dòng)詞一樣，主要用在否定句和疑問句中否定句和疑問句中肯定回答為：肯定回答為：must 必須必須否定回答為：否定回答為：neednt =dont have to 沒有必要，不必沒有必要，不必Need I open the door?Yes, you must.No, you neednt/No, you d
10、ont have to.難點(diǎn)：難點(diǎn)：need做做實(shí)義動(dòng)詞實(shí)義動(dòng)詞 和和 情態(tài)動(dòng)詞情態(tài)動(dòng)詞 的區(qū)別的區(qū)別need除了做除了做情態(tài)動(dòng)詞情態(tài)動(dòng)詞，還可以做，還可以做實(shí)義動(dòng)詞實(shí)義動(dòng)詞這時(shí)這時(shí)need就和其他動(dòng)詞一樣，就和其他動(dòng)詞一樣，有第三人稱，單復(fù)數(shù)有第三人稱，單復(fù)數(shù)need+n. 需要某物需要某物I really need a job.Plants need light in order to survive. need to do sth. 需要做某事需要做某事(主語通常是人主語通常是人)I need to buy some books You need to listen carefully
11、in class.課后小練習(xí)課后小練習(xí)1 1、_ you pass me a pen? Id like to write down the phone number. _ you pass me a pen? Id like to write down the phone number. Sure. Here it is. Sure. Here it is.A. Can B. Need C. Might D. Must2 2、You _ worry about me. Its nothing serious. You _ worry about me. Its nothing serious.
12、 A. cant B. mustnt C. neednt D. wont3 3、 May I go to the cinema,mum? May I go to the cinema,mum? Certainly, but you _be back by 11 oclock. Certainly, but you _be back by 11 oclock.A. might B. mustnt C. cant D. must4 4、The man in the office _ be Mr. Black, because he went home just now.The man in the office _ be Mr. Black, because he went home just now.A. mustnt B. may not C. cant D. neednt
中考英語復(fù)習(xí) 情態(tài)動(dòng)詞講解課件
