【正文】 he may be going to Europe next ．He may have gone ?m afraid I must be going must be something to must be ?s a lot noise from next must be having party a can?t find him must have can?t find my must have left it at must have been thinking of : We went to Hainan for the winter : That must have been ：must表示猜測(cè)時(shí)的反義疑問(wèn)句⑴ “must be +表語(yǔ)”的結(jié)構(gòu)，must表示肯定猜測(cè)時(shí)，含有“準(zhǔn)是”，“勢(shì)必”，“一定”等意義時(shí)，反義疑問(wèn)句用“isn?t/aren?t+主語(yǔ)” They must be hungry after the long walk, aren?t they? ⑵ “must have done” 表示猜測(cè)時(shí)，反義疑問(wèn)句用“haven?t/hasn?t +主語(yǔ)”或“didn?t+主語(yǔ)”① They must have studied English before, haven?t they? ② She must have met a fairy(仙女), hasn?t she? ③ You must have seen the film last week, didn?t you? ．．．．．．．．解題秘笈：① 把must去掉 ② 找時(shí)間狀語(yǔ) ③ 重新組成一新句子 ④ 按新句子的時(shí)態(tài)造反義疑問(wèn)句① You must have been to Beijing, ＿＿＿ ＿＿？去掉must；無(wú)時(shí)狀；重組成You have been to Beijing； 故答案為：haven?t you ② You must have finished your homework yesterday, ．．．．．．．．．＿＿＿ ＿＿？去掉must；時(shí)狀為yesterday。重組成 You finished your homework yesterday。故答案為：didn?t you 二．情態(tài)動(dòng)詞need的用法⑴ need 表示“需要”，“必需”。作為情態(tài)動(dòng)詞，通常用在否定句和疑問(wèn)句中。① He needn?t pay for it.(情態(tài)動(dòng)詞)=He doesn?t need to pay for it.(行為動(dòng)詞)②Need you go now?=Must you go now?Yes, I , I , I needn?, I needn?t.⑵ need也可用作行為動(dòng)詞，其變化與一般動(dòng)詞相同。① We need to think it over.(肯定句)② Does he need to know it?=Need he know it? ③ She didn?t need to go.=She needn?t go.⑶ 按句型背：need doing=need to be done ① The door needs painting.=The door needs to be painted.② The old man needed looking after.= The old man needed to be looked ．情態(tài)動(dòng)詞dare的用法⑴ dare 表示“敢” 作為情態(tài)動(dòng)詞，通常用于否定句，疑問(wèn)句或條件句中。dare 作為情態(tài)動(dòng)詞只有兩種形式:dare, dared(當(dāng)主語(yǔ)是第三人稱單數(shù)時(shí)，dare 不加s)① She dare not do so.(否定句)② Dare he do it?(一般疑問(wèn)句)③ How dare you say I?m unfair.(特殊疑問(wèn)句)④ Jump if you 。（條件句）⑵ 除了在“I dare say…” 這種習(xí)慣用語(yǔ)中，dare 在肯定句中作 情態(tài)動(dòng)詞的情況是很少的。（特殊用法，口語(yǔ)中常用，按句型背）① I dare say you are wrong.② A: If you die, who will get your money？B: I dare say my uncle have no other relatives.(親戚)⑶ dare 也可用作行為動(dòng)詞，其變化與一般動(dòng)詞相同。① Who dare to go? ② I don?t dare(to)ask ：此句中的to 為什么可以省略？答: 當(dāng)dare 作為①行為動(dòng)詞②在否定句中(兩個(gè)條件必須同時(shí)具備)，其后面的不定式可以省略to。又如： ③ We didn?t dare(to)try a ．情態(tài)動(dòng)詞shall和should的用法⑴ shall 作為情態(tài)動(dòng)詞，用于二，三人稱，表示說(shuō)話人的意愿，有．．．．．．．．“命令”，“警告”，“威脅”，“強(qiáng)制”，“允諾”等意思。（一人稱用 shall是將來(lái)時(shí)）① You shall do as I say.(命令)② Tell him that he shall have the book tomorrow.（允諾）③ You shall have whatever you want.(諾言)(我答應(yīng))你要什么我給你什么。④ He shall be sorry for it one day.(警告)有一天他會(huì)后悔的，我告訴你。⑵ 在疑問(wèn)句中，shall 用來(lái)征詢對(duì)方意見(jiàn)或請(qǐng)求指示，用于一，三．．．．．．．．．．．人稱。譯成“（你說(shuō)）…好嗎？”① Where shall I wait for you?(你說(shuō))…② 區(qū)別： Shall he e at once?(你說(shuō))他要不要立刻來(lái)?（征求你的意見(jiàn)，情態(tài)動(dòng)詞）Will he e at once？他將立刻來(lái)嗎？（純將來(lái)時(shí)）③ Shall we start the meeting now？④ Let?s have a rest, shall we?(Let?s 包括對(duì)方)對(duì)比：Let us have a rest, will you?(Let us 不包括對(duì)方)對(duì)于上述這類問(wèn)句的回答，沒(méi)有嚴(yán)格不變的肯定或否定模式。⑤ Shall I open the window? Yes, please.⑥ Shall I get you some more tea? Yes, please.⑦ Shall we have a meeting tomorrow? Yes ,I agree./(Well, I don?t think we need to.)⑧ Shall we go there by bike? All right.(OK./Yes, I think so.)⑨ Shall we go to the park? Good idea!⑶ should 作為情態(tài)動(dòng)詞，譯成“應(yīng)該”① You should keep your promise.② We should be strict in all our ．情態(tài)動(dòng)詞 will和would的用法 ⑴ will 表示“意志”,“意愿”,可用于各種人稱。．．．． ① I will(樂(lè)意，愿意)tell you all about it.② We will help him if he asks us(to).③ He won?t go.⑵ 在疑問(wèn)句中，will用來(lái)征詢對(duì)方意見(jiàn)或請(qǐng)求指示，用于二人稱。．．．．．．．．．．．譯成“（你說(shuō)）…好嗎？”①I?m going down to the shop after you go with me?Yes,I will.(I?m sorry, I can?t)② Will you please open the window? =Please open the window, will you? ③ Don?t forget to give her some food and change her water, will you?(祈使句,用will you)④ Be sure to write to us, will you?(祈使句)⑤ Let us have a look at your photos, will you？ ⑥ –Alice, you feed the bird today,＿＿＿？But I fed it you you ?t you ?t you ⑶ 表示習(xí)慣性動(dòng)作，有“總是”，“慣于”的意思。還表示“自然傾向”。① He?ll talk for hours if you give him the chance.② Fish will die out of ⑴ would是will的過(guò)去式，表示過(guò)去時(shí)間的“意志”，“愿望”用于各種人稱。①“We will help you.” said said that they would help us.② No one would say that he couldn?t see the Emperor?s new clothes.③ I promised that I would do my best.(按句型記)made a promise ⑵ 表示說(shuō)話人的意愿或向?qū)Ψ教岢稣?qǐng)求，語(yǔ)氣比will婉轉(zhuǎn)。指的是現(xiàn)在時(shí)間。① I?d like to see your tenspeed bicycles.② Would you like some bananas?(Bananas!I love them./ Yes, please./ No, thanks.)③Would you like to see a film?Yes, I?d like to./I?m glad to./I want to./ I?d love to.…/?m afraid I won?t be able to./ would be nice.④Would you like to e to supper?Oh, thank you!I would love ：I?d like to=I?d love to=I would like to=I should like to =I would like to=I should love to.①④按句型記⑤ Would you tell me the way to the station?(比will 婉轉(zhuǎn))⑶ 表示過(guò)去的習(xí)慣動(dòng)作,“總是，慣于，過(guò)去常?！北萿sed to 正式。且沒(méi)有“現(xiàn)在已無(wú)此習(xí)慣”的含義。① In winter, snow fell and the roofs of my old house would bee thick, and all the trees would bee white.② She would sit like that for hours.③ Every day she would get up at six o?clock.⑷ 表猜測(cè)① It would be ten o?clock when she left home.② I?d say she ?s about ．情態(tài)動(dòng)詞ought to的用法ought to=should“應(yīng)該”，“應(yīng)當(dāng)” 否定形式oughtn?t to= shouldn?t ① You ought to visit your parents more often.= You should visit your parents more often.② You oughtn?t to make private phone calls in work time.= You shouldn?t make private phone calls in work ．情態(tài)動(dòng)詞had better的用法had better表示“最好…”（had 常縮寫為?d）否定形式為had better not ① You?d better take a nap after lunch.② We?d better wait for him.③ You?d better call a doctor.④ They?d better go home.⑤ You?d better not talk like