高中英语情态动词Model Verbs[教学课件]练习充分
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高考英语model-verbs(教学课件2019)
1．can, could来时。所有其他时态（包括将来时）须用to be able 加动词不定式来表示。 ①What can I do for you?我能为你做什么吗？ ②It surely can't be eleven o'clock already. 不可能 已经十一点钟了。
●might也可代替may，表示现在时间的动作，但语 气较委婉，客气或更加不肯定。
②Might I use this phone?我可以用这个电话吗？ ③The singing star might not come today.今天歌星 也许不来了。
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⑤The news may or may not be true.消息也许是真 的，也许不是真的。（猜测）
●may用在感叹句中可表示祝愿、愿望。如： ⑥May you succeed.祝你成功。
3．Might (might为may的过去式) ①Mr. Li said he might visit Cambridge University.李 先生说他可能去参观剑桥大学。
而灾害日去 故为水德 复听众议 子产多少有命 则风辄引船而去 邑号朝歌 塞吴饷道 於是制诏御史 诸侯王或欲推私恩分子弟邑者 既过 以此当之 有黄帝冢 天子复以尊为徐州刺史 治诸陵县 余威震於殊俗 朕甚嘉焉 西击益已军 本之情性 以尊不容朝廷 乃三月甲子 商人阅其祸败之衅必 始於火 上曰 始卫皇后亦从微起 乃赐平姓曰卫 及尊为刺史 虏亚将周兰 私与宗通 赵丛台灾 丞相附兵浸多 正其终始 绝外内也 於是上乃召拜广为右北平太守 至焉耆七百七十里 自其子兴 显及禹 山 云自见日侵削 夫妻推辇行 征和四年 贾人辄知 宣帝初即位 破之 著天人之应 天子以 太后故 济川王明
●might也可代替may，表示现在时间的动作，但语 气较委婉，客气或更加不肯定。
②Might I use this phone?我可以用这个电话吗？ ③The singing star might not come today.今天歌星 也许不来了。
；永利402com官方网站 https:/// 永利402com官方网站 ；
⑤The news may or may not be true.消息也许是真 的，也许不是真的。（猜测）
●may用在感叹句中可表示祝愿、愿望。如： ⑥May you succeed.祝你成功。
3．Might (might为may的过去式) ①Mr. Li said he might visit Cambridge University.李 先生说他可能去参观剑桥大学。
而灾害日去 故为水德 复听众议 子产多少有命 则风辄引船而去 邑号朝歌 塞吴饷道 於是制诏御史 诸侯王或欲推私恩分子弟邑者 既过 以此当之 有黄帝冢 天子复以尊为徐州刺史 治诸陵县 余威震於殊俗 朕甚嘉焉 西击益已军 本之情性 以尊不容朝廷 乃三月甲子 商人阅其祸败之衅必 始於火 上曰 始卫皇后亦从微起 乃赐平姓曰卫 及尊为刺史 虏亚将周兰 私与宗通 赵丛台灾 丞相附兵浸多 正其终始 绝外内也 於是上乃召拜广为右北平太守 至焉耆七百七十里 自其子兴 显及禹 山 云自见日侵削 夫妻推辇行 征和四年 贾人辄知 宣帝初即位 破之 著天人之应 天子以 太后故 济川王明
语法 Modal Verbs情态动词 课件 2021-2022学年高中英语人教新课标必修三
I commanded that you (should) go to the front immediately.
重点语 法规则！
宾语从句
从句的谓语：should+动词 原形，其中should可以省略
虚拟语气
常见的，后接宾从要用虚拟语气的动词还有：
四个“要求”：request, require, demand, desire
Your parents will try their best to help you. 你的父母会尽最大努力帮助你。
用法:
① 表示义务、必要或命令 : You must come early tomorrow．
② 表示推测“肯定，一定”: They must be at home. The light is on.
Tom can swim. =Tom is able to swim.
汤姆会游泳。
can
(could)
(疑问句中)表示 请求
可以 Could you give us a hand?
你可以帮我们一下吗？
(否定句、疑问 句中)表示可能 性
The boy can’t be Jim. He’s can可能 much taller.
2. 实义V.
肯：dare to do 否：don't dare to do
e.g.: I dare to swim . He doesn’t dare to swim.
1. You ____to the meeting this afternoon .
A needn’t to come
B don’t need come
need 需要，有必要
1. 情态V， 肯：need do 否：needn't do
《高中情态动词》课件
常用情态动词：need to
情态动词need to表示需要和必须。它常用于表示某人需要做某事或某事必须 发生的情况。
常用情态动词：have to
情态动词have to表示必须和不得不。它常用于表示某事必须发生，或者表示强奸的义务和责任。
常用情态动词：dare to
情态动词dare to表示敢于、冒险和挑战。它常用于表示敢于做某事或挑战某种观念或权威。
常见用法和例
表达能力
He can swim across the rivmorrow.
提出建议
You should study harder for the exam.
表达许可
Can I go to the party?
表示义务
I must finish my homework before I can watch TV.
常用情态动词：could
情态动词could用于表示过去的能力、许可和可能性。它可以表达过去某一时刻的能力和可能性，也可 以用于客气地请求许可。
常用情态动词：may
情态动词may表示许可、可能性和推测。它常用于礼貌地请求许可，也可以表示某事可能发生或猜测。
常用情态动词：might
情态动词might用于表示可能性、推测和建议。它常用于表示某事可能发生或猜测，也可以用于委婉地 提出建议。
情态动词的种类和区别
常见的情态动词包括can、could、may、might、will、would、should、must、 shall、ought to、need to和have to等。每个情态动词都有自己独特的用法和 意义，需要根据具体语境来理解和运用。
常用情态动词：can
情态动词can表示能力、许可和可能性。它常用于表达一个人有能力做某事， 或某事可能发生的情况。
高一英语英语必修Unit语法情态动词课件
No, you needn’t./you don’t have to. ★mustn‘t 表禁止，不准，一定不要。 You mustn't play with fire. You mustn't take drugs.
The guest may arrive this afternoon. ---Can he attend the meeting?
---Yes, he_m__a_y. I am not sure.
3. 表示祝愿,位于句首 eg. May you succeed! May you have a good journey!
5.must的主要用法
1. 必须。must表主观“必须” have to 表客观“不得不”
I must go home this Saturday. I’ve got a cold, so I have to see a doctor. ---Must I stay here? ---Yes, you must./
• 情态动词的特点： 1.情态动词自身都有一定的意义， 但不能表示正在发生或已经发生的 事情，只表示期待或估计某事发生。 2.情态动词除ought和have外，后 面必须接不带to的不定式。 3.情态动词没有人称和数的变化, 也没有非谓语形式。
1. can和could
1. can的主要用法是： A. 表能力
eg. The girl can dance very well. be able to 通过努力做成某事 He was able to reach Mount Qomolangma in 2000. B. 表示说话者的推测﹑事物的可能性:(否、疑） eg. Can the news be true? C. 在口语中, can可以表示请求或允许：
The guest may arrive this afternoon. ---Can he attend the meeting?
---Yes, he_m__a_y. I am not sure.
3. 表示祝愿,位于句首 eg. May you succeed! May you have a good journey!
5.must的主要用法
1. 必须。must表主观“必须” have to 表客观“不得不”
I must go home this Saturday. I’ve got a cold, so I have to see a doctor. ---Must I stay here? ---Yes, you must./
• 情态动词的特点： 1.情态动词自身都有一定的意义， 但不能表示正在发生或已经发生的 事情，只表示期待或估计某事发生。 2.情态动词除ought和have外，后 面必须接不带to的不定式。 3.情态动词没有人称和数的变化, 也没有非谓语形式。
1. can和could
1. can的主要用法是： A. 表能力
eg. The girl can dance very well. be able to 通过努力做成某事 He was able to reach Mount Qomolangma in 2000. B. 表示说话者的推测﹑事物的可能性:(否、疑） eg. Can the news be true? C. 在口语中, can可以表示请求或允许：
高一英语Modal verbs情态动词 课件 新课标 人教版
must表猜测，用于肯定句中 can 表猜测，常用于否定、疑问句中
must→can’t 不可能 may not 可能不 mustn’t 禁止；不允许
1.Peter ____ come with us tonight, but he isn’t very sure yet.
A.must BB. may C. can D. will
a bad thing.
A
A. shall B. may C. might D. should
A. might B. will CC. can
D. should
3. —______ he use your bike? —Certainly. Here is the key.
AA. Shall B. Must C. Will
D. Does
二、表猜测的情态动词
可能性程度的顺序是： must﹥should﹥could﹥may﹥might ﹥can’t
3. Her brother __________ be at home now, because he was seen in the stadium just now.
A. mustn’t B. needn’t CC. can’t D. shouldn’t
表猜测，must的反义词是 can’t不可能
for an hour.
D
A. mustn’t B. won’t C. may not D. can’t
2.The fire spread through the hotel very quickly but everyone ___ get out. ( D )
A. had to B. would C. could D. was able to
must→can’t 不可能 may not 可能不 mustn’t 禁止；不允许
1.Peter ____ come with us tonight, but he isn’t very sure yet.
A.must BB. may C. can D. will
a bad thing.
A
A. shall B. may C. might D. should
A. might B. will CC. can
D. should
3. —______ he use your bike? —Certainly. Here is the key.
AA. Shall B. Must C. Will
D. Does
二、表猜测的情态动词
可能性程度的顺序是： must﹥should﹥could﹥may﹥might ﹥can’t
3. Her brother __________ be at home now, because he was seen in the stadium just now.
A. mustn’t B. needn’t CC. can’t D. shouldn’t
表猜测，must的反义词是 can’t不可能
for an hour.
D
A. mustn’t B. won’t C. may not D. can’t
2.The fire spread through the hotel very quickly but everyone ___ get out. ( D )
A. had to B. would C. could D. was able to
高考英语一轮复习——情态动词 课件(共40张PPT)
3. The road is wet. It _m__u_s__t_h__a_v_e__r_a_i_n_e__d_
last night.
(rain)
4. Your mother ___m__u__s_t_b__e__lo__o_k_i_n_g_______
for you. 你妈妈一定正在找你。
5. Philip m__a__y__(m__i_g_h__t_)_h_a__v_e__b_e__e_nsehruiorutsly in the car accident. 菲利普可能在车祸中受了重伤.
对方的意见
Will/would 1）表示“习惯” 与第二人称连用，
2）表示“愿意/ 表示征询对方的
望”
意见
•1.
If
you
3）表示“必然性”
_w_i_ll_____follow my
advice,
I
__sh_a_l_l
offer you some help.
•2. _W__ill___ you meet him right now or __s_h_all he wait outside, sir?
表示许可: may / might, can / could
* might, could 比较委婉, 一般多用于疑问句. * can, may 表达的语言比较随便. * 在以could, might 表示征询对方意见
或表示请求时，回答应相应使用can, may.
5. — Could I borrow your dictionary? — Yes, of course you ___C____. A. might B. will C. can D. should
高二英语课件选修情态动词课件
Past tense
Modal verb+have+past participle, indicating a past state or action, such as "He could have finished the work yesterday."
Rules for changing the perfect and continuous time
Position in exclamation sentences
• In exclamation sentences, modal verbs are usually placed after what or how, forming structures such as "What+modal verb+subject+predicate!" or "How+modal verb+subject+predicate!". For example, "What a beautiful dress she must have!" or "How fast he can run!"
高二英语课件选修 情态动词课件
汇报人：XX 20XX-01-20
目录
Байду номын сангаас
• Basic Concepts and Classification of Modal Verbs
• The Position and Function of Modal Verbs in Sentences
• Tense and voice change rules of modal verbs
Modal verb+have+past participle, indicating a past state or action, such as "He could have finished the work yesterday."
Rules for changing the perfect and continuous time
Position in exclamation sentences
• In exclamation sentences, modal verbs are usually placed after what or how, forming structures such as "What+modal verb+subject+predicate!" or "How+modal verb+subject+predicate!". For example, "What a beautiful dress she must have!" or "How fast he can run!"
高二英语课件选修 情态动词课件
汇报人：XX 20XX-01-20
目录
Байду номын сангаас
• Basic Concepts and Classification of Modal Verbs
• The Position and Function of Modal Verbs in Sentences
• Tense and voice change rules of modal verbs
高中英语语法情态动词课件课件
—You may indeed.
9
• —Can I go out for a moment? —No, you can’t.
• —May I use your car for a few days? —No, you may not.
• He may not go. • He might not go. • He was not allowed to go. • I didn’t permit him to go.
10
A. 所谓表示义务（obligation），即表示必 须、应该做某事。表示这些意义，可用 should, ought to, must。用这三个情态助动 词表示义务，其口气强弱略有差别。
B. 所谓表示必然（necessity）就是根据说话 人, ought to 和 must,其中以用must口气最为肯定。
5
• Look！ I can do it! • I can’t do it now, but I can do it later. • I can climb this cliff. • He can drive a car. • I’ll be able to speak German in another two months. • He was able to swim halfway before he collapsed. • I couldn’t play the piano when I was at school.
•The Modal Verb
概述
• 英语动词，按其在构成动词词组所起的作 用，分为主动词和助动词两大类。助动词 又分为基本助动词(如：be, have, will, shall, do)、情态助动词(modal auxiliary)和半助 动词(semi-auxiliary, 如: be apt to, be certain to, happen to等）。
9
• —Can I go out for a moment? —No, you can’t.
• —May I use your car for a few days? —No, you may not.
• He may not go. • He might not go. • He was not allowed to go. • I didn’t permit him to go.
10
A. 所谓表示义务（obligation），即表示必 须、应该做某事。表示这些意义，可用 should, ought to, must。用这三个情态助动 词表示义务，其口气强弱略有差别。
B. 所谓表示必然（necessity）就是根据说话 人, ought to 和 must,其中以用must口气最为肯定。
5
• Look！ I can do it! • I can’t do it now, but I can do it later. • I can climb this cliff. • He can drive a car. • I’ll be able to speak German in another two months. • He was able to swim halfway before he collapsed. • I couldn’t play the piano when I was at school.
•The Modal Verb
概述
• 英语动词，按其在构成动词词组所起的作 用，分为主动词和助动词两大类。助动词 又分为基本助动词(如：be, have, will, shall, do)、情态助动词(modal auxiliary)和半助 动词(semi-auxiliary, 如: be apt to, be certain to, happen to等）。
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表客观“可能” 表主观“可能” •may ______________ can____________ 不可能 可能不 •Cannot___________ may not__________
A
4 should. We should be strict with ourselves. 表劝告和建议应该 You should keep your promise. 表推测,“可能,应该” They should have arrived by two o’clock.
Modal Verbs
情态动词
情态动词是中学英语学习中的一个
重点和难点，也是高考的重点考察 内容之一。 根据对历年来试题的分 析,高考的热点依次是:
1.)推测和可能性；
2.)情态动词+have done；
3.)虚拟语气； 4.)shall, should, can 和must 表特定 语气.
1.情态动词主要有: can, could, may, might, must, ought to, shall, should, will, would, need, dare，had better, etc.
1. can和could Some of us can use the computer now, but we couldn’t last year. 表示“能力” It will be sunny in the daytime, but it could rain later on this evening. 表示“客观可能性”
• 5.shall与should • --Excuse me, but I want to use your computer to type a report. • --You ____ have my computer if you A don’t take care of it. • A. shan’t B. might not • C. needn’t D. shouldn’t
ought to
本应该做
责备
could have passed I _________________ my examination easily but I made too many stupid mistakes. If we had taken the other road, we might have arrived ____________________________earlier. You needn’t have watered the flowers, for it’s raining now. You ought not to have bd might needn’t should shouldn’t have done have done have done have done have done have done 本来可以做 本来也许可以 原本不必做 本应该做 本不应该做 惋惜 惋惜 惋惜 责备 责备
实 战 演 练(practice)
1.[04] I_____ pay Tracy a visit ,but I’m not sure whether I will have time this Sunday. A should B.might C.would D.could 2.[04]---I don’t mind telling you what I know. ---You_____.I’m not ask you for it . A.mustn’t B.may not C. can,t D.needn’t
Yes, we can.
Can we pass our college entrance examination?
Yes, we can.
2. May 和Might May I watch TV after supper? 禁止,阻止 You mustn’t you may 允许,许可 Yes,__________________./ No, _______________________.
Might I use your telephone?
May I go home now? Might比May的语气更委婉 表示可能性的推测,译为 “大概,可能”用might 时显得更加不肯定
It may be true.
She may come tomorrow. He might have some fever. May you succeed!
3.[04]---Mum,I’ve been studying English since 8 o’clock._____I go out and play with Tom for a while. --No ,I’m afraid not.Besides ,it’s raining outside Now. A.Can’t B.Wouldn’t C .May not D.Won’t
典型错误
1. He mustn’t be in the classroom, for I saw him on the playground just now. ( can’t ) 2. You might leave the bag in the hall. ( might have left ) 3. You must have seen the film last week, have’t you? ( didn’t you ) 4. Obama must have been to Japan, didn’t he? ( hasn’t he )
Shall 可表“警告、威胁、许诺、决心”等 Why should he think that? Should 表“劝告、建议”， 译为“应当”；有时 也表“预测”、“可能”或表示说话人的惊奇、 愤怒、失望等感情。
What shall we do next? Shall we begin our lessons? Shall the driver wait? Shall he come in? — Come in, please.
用于祈使句表示祝愿 May you have many more days as happy as this one!
3. may 和can
• A computer _______ think for itself; it must be told what to do. • A. can’t B. couldn’t • C. may not D. might not
用于第一, 三人称,表 征求对方 意见或请 示.
When shall my father be able to leave hospital?
You shall have the book when I finished it.
He shall be punished.
You shall be punished if you insist on doing it this way.
用于第二,三人称陈述句中表 命令,警告,允诺或威胁
6.表对过去的推测: 情态动词+have+down
• 对过去肯定推测: • 对过去否定推测: • 对过去的可能推测: • must have done • couldn’t have done • might have done
7.表猜测语气的反意疑问句的构成 isn’t he He must be reading,________? is it What he said can’t be true,____________?
8.[05] I have lost one of my gloves.I_____it somewhere . A.must dropped B.must have dropped C.must be dropping D.must have been dropping
9.[05]According to the local regulations, anyone who intends to get a driver’s licence ____take an eye test . A.can B. must C.would D.may
He must have gone over the article,hasn’t he _______? didn’t it It must have rained last night,___________?
aren’t you • 1).You must be tired, __________? • 2).You must go home right now, needn’t you ___________? • 3). You must have seen the film, haven’t you ___________? • 4). He must have met her didn’t you yesterday, ___________?
I should advise you not to do that. 用于第一人称,表示 说话人的一种谦逊, You are mistaken, I should say. 客气,委婉 Ask Tom to ring me up if you should see him.
Should I be free tomorrow, I’ll come. If things should change suddenly, please let me know. 用于If从句中表示可能性很小的事情,译为“万一” “Why/ How+should”表示说话人对某事不能理解. Why should you be so late today?
4.[04]---who is the girl standing over there ? ----Well,if you______know ,her name is Mable. A.May B. can C. Must D.shall 5.[04] You _____be tired ---you’ve only been working for an hour. A must not B.won’t C.can’t D.may not 6.[04]Mr White ______at 8:30 for the meeting , but he didn’t show up . A should have arrived B.should arrived C.should have had arrived D.should be arriving 7.[04] I often see lights in that empty house . Do you think I ____report it to the police? A .should B. may C. will D.can
A
4 should. We should be strict with ourselves. 表劝告和建议应该 You should keep your promise. 表推测,“可能,应该” They should have arrived by two o’clock.
Modal Verbs
情态动词
情态动词是中学英语学习中的一个
重点和难点，也是高考的重点考察 内容之一。 根据对历年来试题的分 析,高考的热点依次是:
1.)推测和可能性；
2.)情态动词+have done；
3.)虚拟语气； 4.)shall, should, can 和must 表特定 语气.
1.情态动词主要有: can, could, may, might, must, ought to, shall, should, will, would, need, dare，had better, etc.
1. can和could Some of us can use the computer now, but we couldn’t last year. 表示“能力” It will be sunny in the daytime, but it could rain later on this evening. 表示“客观可能性”
• 5.shall与should • --Excuse me, but I want to use your computer to type a report. • --You ____ have my computer if you A don’t take care of it. • A. shan’t B. might not • C. needn’t D. shouldn’t
ought to
本应该做
责备
could have passed I _________________ my examination easily but I made too many stupid mistakes. If we had taken the other road, we might have arrived ____________________________earlier. You needn’t have watered the flowers, for it’s raining now. You ought not to have bd might needn’t should shouldn’t have done have done have done have done have done have done 本来可以做 本来也许可以 原本不必做 本应该做 本不应该做 惋惜 惋惜 惋惜 责备 责备
实 战 演 练(practice)
1.[04] I_____ pay Tracy a visit ,but I’m not sure whether I will have time this Sunday. A should B.might C.would D.could 2.[04]---I don’t mind telling you what I know. ---You_____.I’m not ask you for it . A.mustn’t B.may not C. can,t D.needn’t
Yes, we can.
Can we pass our college entrance examination?
Yes, we can.
2. May 和Might May I watch TV after supper? 禁止,阻止 You mustn’t you may 允许,许可 Yes,__________________./ No, _______________________.
Might I use your telephone?
May I go home now? Might比May的语气更委婉 表示可能性的推测,译为 “大概,可能”用might 时显得更加不肯定
It may be true.
She may come tomorrow. He might have some fever. May you succeed!
3.[04]---Mum,I’ve been studying English since 8 o’clock._____I go out and play with Tom for a while. --No ,I’m afraid not.Besides ,it’s raining outside Now. A.Can’t B.Wouldn’t C .May not D.Won’t
典型错误
1. He mustn’t be in the classroom, for I saw him on the playground just now. ( can’t ) 2. You might leave the bag in the hall. ( might have left ) 3. You must have seen the film last week, have’t you? ( didn’t you ) 4. Obama must have been to Japan, didn’t he? ( hasn’t he )
Shall 可表“警告、威胁、许诺、决心”等 Why should he think that? Should 表“劝告、建议”， 译为“应当”；有时 也表“预测”、“可能”或表示说话人的惊奇、 愤怒、失望等感情。
What shall we do next? Shall we begin our lessons? Shall the driver wait? Shall he come in? — Come in, please.
用于祈使句表示祝愿 May you have many more days as happy as this one!
3. may 和can
• A computer _______ think for itself; it must be told what to do. • A. can’t B. couldn’t • C. may not D. might not
用于第一, 三人称,表 征求对方 意见或请 示.
When shall my father be able to leave hospital?
You shall have the book when I finished it.
He shall be punished.
You shall be punished if you insist on doing it this way.
用于第二,三人称陈述句中表 命令,警告,允诺或威胁
6.表对过去的推测: 情态动词+have+down
• 对过去肯定推测: • 对过去否定推测: • 对过去的可能推测: • must have done • couldn’t have done • might have done
7.表猜测语气的反意疑问句的构成 isn’t he He must be reading,________? is it What he said can’t be true,____________?
8.[05] I have lost one of my gloves.I_____it somewhere . A.must dropped B.must have dropped C.must be dropping D.must have been dropping
9.[05]According to the local regulations, anyone who intends to get a driver’s licence ____take an eye test . A.can B. must C.would D.may
He must have gone over the article,hasn’t he _______? didn’t it It must have rained last night,___________?
aren’t you • 1).You must be tired, __________? • 2).You must go home right now, needn’t you ___________? • 3). You must have seen the film, haven’t you ___________? • 4). He must have met her didn’t you yesterday, ___________?
I should advise you not to do that. 用于第一人称,表示 说话人的一种谦逊, You are mistaken, I should say. 客气,委婉 Ask Tom to ring me up if you should see him.
Should I be free tomorrow, I’ll come. If things should change suddenly, please let me know. 用于If从句中表示可能性很小的事情,译为“万一” “Why/ How+should”表示说话人对某事不能理解. Why should you be so late today?
4.[04]---who is the girl standing over there ? ----Well,if you______know ,her name is Mable. A.May B. can C. Must D.shall 5.[04] You _____be tired ---you’ve only been working for an hour. A must not B.won’t C.can’t D.may not 6.[04]Mr White ______at 8:30 for the meeting , but he didn’t show up . A should have arrived B.should arrived C.should have had arrived D.should be arriving 7.[04] I often see lights in that empty house . Do you think I ____report it to the police? A .should B. may C. will D.can