【正文】 ____, choose a seat in the smoking he e to sign this paper himself?Yes, he aspects of a pilot’s job __________ be boring, and pilots often _______ work at inconvenient 。39。t 39。m ______ have turned off the alarm clock and gone back to sleep should have been there, but I _______ not find the  sister met him at the Grand Theatre yesterday afternoon, so he ___ your 39。t have left39。 not30.— Who is the girl standing over there ?— Well , if youknow , her name is Keys:15 ABCCA610DCAAD 1115 BABAB1620ADADC 2125 BCCDB2630 DAACC第三篇：高中英語情態(tài)動詞練習高中英語情態(tài)動詞練習 ______ you more help, even though he was very have give have give have kept her wonder why she changed her 3..Could I borrow your dictionary?Yes, of course you_________ told Sally how to get here, but perhaps I ______ for to write it have written it out have written it out to write it out5.—Shall I tell John about it?—No, you 39。t have 39。t can39。t have attended you ing to Jeff39。m not asking you for 39。表達了說話人的埋怨，后悔的語氣。I can’t find my may / might have left them at the school ，也許昨天丟到學校了吧。注：表示推測過去某動作發(fā)生的可能性時，就表示的可能性程度而言，must最大，could其次，may更次之，might最小。I didn39。表示推測的用法對不同時間段發(fā)生的事情的推測對現(xiàn)在（一般現(xiàn)在）的推測情態(tài)動詞＋V原 對過去的推測情態(tài)動詞＋have + 對現(xiàn)在進行的動作的推測情態(tài)動詞＋be + Vingcan, could, may, might, must 皆可表示推測，其用法如下：1）情態(tài)動詞+動詞原形。We would have finished this work by the end of next 。Mike can39。他可能認識你。3)情態(tài)助動詞+ have done：對發(fā)生過的動作行為進行推測We can’t find Tom might / may / could have left town.(= Maybe he has left town.)我們到處都找不到Tom?！⒁猓?)mustn’t不能表示推測，而表示禁止；表示不可能是couldn’t / can’t；can只能在否定句（即“不可能”）和疑問句中（＂可能．．．．．．嗎＂）表示推測。（對事實推測）The traffic ahead is not road could / may / might be blocked 。4)needn39。英文中的情態(tài)動詞主要有：can , could。We should study hard for our 。She can sing that song in 。3)表示主觀上的允許Can I ask you some questions about it ?我可以問你有關這件事的幾個問題嗎？You can not leave here till I e 。t be over 。We would appreciate it if you could offer us any ，我們將不甚感激。s?(3)表示“許可”時can可以和may換用，如：You can(may)go home now.(4)如果要表示語氣婉轉，可用could代替can，這時could不再是can的過去式，如：Could you e again tomorrow?(5)can和be able to都可表示能力，兩者在意思上沒有什么區(qū)別。而用比較婉轉的說法進行回答。t表示的是“禁止”或“不許可”之意，如：Must we finish the work tomorrow?No, you needn39。t 而需要用needn39。ought to的基本用法(l)表示根據(jù)某種義務或必要“應當”做某事，語氣比should強，例如：Everyone ought to obey the traffic regulations.(2)表示推測，注意與must表示推測時的區(qū)別：He must be home by now.(斷定他已到家)，He ought to be home by now.(不十分肯定)，This is where the oil must be.(比較直率)，This is where the oil ought to be.(比較含蓄)；(3)“ought + have+ 過去分詞”表示過去應做某事而實際未做。Example dialogues: ① Martin: Shall I bring my pen to the meeting tomorrow, sir? = Do you want me to… 我要不要明天把筆帶來開會，老師？Teacher: Yes, you you shall tell other students to do the same and that they shan’t be late.= I demand that you tell… and that they shouldn’t be 。Should 表推測，想必一定，照說應該、估計。she shan39。It has been decided that he shall be given the 。t e to such a decision 。This book should be published in two months at 。She stood away so that he should enter the room ，好讓他第一個進入房間。）1）用于第二人稱疑問句，表示請求（在這種用法中would使語氣更為客氣、委婉）Will you tell her that I39。Oil and water will not 。6）would常用于虛擬條件句，表示與事實相反或不太可能實現(xiàn)的情況But for your help we would have been 。The idea must be accepted by the society sooner or 。I can see ，過來吧。m sorry I can39。May I e in? 我可以進來嗎?May I use your dictionary? 我可以用你的詞典嗎? You may put on more 。I must finish my work 。He must have received my letter 。I have to cook for my 。（2）must 和 have to 的區(qū)別: must 表示說話人的主觀思想, have to “不得不,必須”，表示客觀需要、客觀條件只能如此。He must be the man I am looking 。He told me he might be here on 。He could help us at 。He could be here 。情態(tài)動詞詳解關鍵字： 師生交流 作者：林建華 更新時間：20081220 08:42:00一、情態(tài)動詞的定義情態(tài)動詞是一種本身有一定的詞義，表示說話人的情緒、態(tài)度或語氣的動詞，但不能單獨作謂語，只能和其他動詞原形構成謂語。表示猜測、推測must常用于肯定句中表示猜測。He will have gone back to New 。He wouldn39。用于表示一種驚訝的語氣，should的這一用法也是考試中常常出現(xiàn)的考點之一：例：It is unthinkable that a strong character like Nancy should find a weakwilled man acceptable.（象南希這樣很有主見的女子竟然覺得一個意志軟弱的男子也可以接受，真讓人不可想象。s strange that it should be so cold ，今天怎么會這么冷。2）表示對某種情況的估計She shouldn39。The supplier shall make shipment before October and the purchaser shall make payment within 15 days after receipt of the ，買方在收到貨物后十五天內付款。She shall not stay in my 。主要表示下面幾層意思： 1）許諾You shall hear everything directly you 。7）還可以表示興奮或吃驚，可譯為“竟然”，如: Guess who that man should be my favorite 。t worry about us now.(2)need也可作為行為動詞用，可用于肯定句，否定句和疑問句中，其后可接名詞、代詞、動名詞或帶 to 的動詞不定式為其賓語。例如：Must we hand in our exercises today ? 我們今天必須交作業(yè)嗎？Yes , you ，必須交。如：When did you answer her letter?Only 39。t或用don39。）成語： may/might as well，后面接不帶to 的不定式，意為“不妨”。但不能單獨作謂語動詞用，必須和不帶to的不定式連用構成謂語動詞。如：Could you speak a little slowly ?您能稍微說慢一點兒嗎？I39。t / can39。2)表示可能（理論上或邏輯判斷上）表示客觀上的可能性The temperature can fall to60c, You mustn’t smoke while you’re walking around in the can start a can borrow this useful book from the 。當然could也有自己獨特的用法。need。從用法上來說，它有這樣幾個特點：1）各個情態(tài)動詞自身都有一定的詞義。Linda has gone to work, but her bicycle is still must have gone by )ought to have done sth, should have done sth本應該做某事，而事實上并沒有做。The road is always can be blocked at any 。4)情態(tài)助動詞+have been doing: 對過去某時候正在發(fā)生的行為進行推測(也可以表示一直持續(xù)到現(xiàn)在的行為)I heard a lot of people may have been having a party.(=Maybe they were having a party.)我當時聽到很多人唱歌。It’s already students will be sleeping now.(對說話時的行為推測)(= I’m quite sure the students are sleeping now.)已經半夜了。其中might, may, could表示“可能”，should, ought to表示“料想/按常理說應該”，will, must表示“肯定，一定”（must的推測把握最大，它表示沒有其它的可能性了，肯定是某種情況；而will是一種主觀感覺，并沒有排除所有其它可能性）。Your mother must have been looking for 。表示對現(xiàn)在或將來正在進行的情況進行推測。If Tom didn39。（對現(xiàn)在情況的推測判斷）He must be working in his 。You should have finished your positon by 。3．掌握情態(tài)動詞后接不定式完成體的不同意義。 39。t have left39。m ______ have turned off the alarm clock and gone back to sleep should have been there, but I _______ not find the sister met him at the Grand Theatre yesterday afternoon, so he ___ your 39。t 39。39。 39。t have attended you ing to Jeff39。 can39。t have 39。must Jack on duty today?