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中考英语语法讲解课件-情态动词课件

• 3.The patient knew that he __ the wrong mdicine.
• take/ took/ takes/ should take
• 1.must和have to
• 【考例】--Must we finish giving out the posters today?
• --Of course you ____________.[陕西省]
• A. can
B. must C. should D. will
• [答案]A。[解析] 上文的could并不表示过去,而只是一种 委婉的说法,所以答语用can更礼貌些。
• --Listen! Is Tom singing in the classroom?
Be used to doing
The Englishman isn’t used to driving on the right in China.
Be used to do
Pens are used to write on paper.
Would rather do….than do… 宁愿做…而不愿做
• 解析:宁愿而不愿,中考共三种表达方式 • 1、prefer to do….rather than do…宁愿做…而不愿
做…(动词词组) • 例:I prefer to swim rather than stay at home.我宁愿去跑
步也不愿待在家里 • 2、would rather do….than do…宁愿做…而不愿做…(动
必须
肯定回答:yes, … must 否定回答:no, you needn’t/ no, you don’t have to
肯定
can多用于疑问句和否定句,表示怀疑或不相信等态度; Must表示推测时,不能用否定句
I didn’t hear the phone. I must have been asleep. 我刚才没有听到电话,我想必是睡着了
能力
Can 是情态动词,不能独立做谓语 be able to是系动词,能够独立做谓语
乐意
所有表示“意愿类题目”,都适用 Can/Could you give me some water?
可能
Must肯定是(无否定)--can可能是
• 1. He will __ finish it by himself. • can/ may/ be able to/ 不填(多) • 2. can you give me __ suggestion? • another/ other/ the other/ others • 3. She ___ run fast, but I can’t. • may/ must/ need/ can
• Would 1. 过去将来时,是will的过
去式.He said that he would come tomorrow.
2. 表乐意 Would you like…? 3. 虚拟语气
• 1. The doctor suggested that he __ the medicine 3 times a day.多
Can与could的相同与不同
• Can 1. 能力– he said: “I
can do that.”
• Could
1. 能力,是can的过去 式—He said that he could do that .
2. 乐意– can I help you?
3. 可能—It cann’t be rainy
不定时,be used to 后接动名词。故选C。
• 5.You ________do it if you really don't want to. • A. needn't B. mustn't C. can't D. couldn't • [答案]A。[解析] 考查情态动词。本题应由句意人手破解。
如果你不想做的话,你“没有必要”做它,所以正确答案为 A项。 • 6.--May I do the rest of the work tomorrow? • --Yea, of course. You ___________finish it today. • A. must B. mustn't C. needn't • [答案]C。[解析]思路分析:根据句意可知,needn’t不必
Must的否定
Don’t have to 不必--- mustn’t一定不能—needn’t 不必
must 表必须有否定; 表肯定,不能用否定句
情态动词
You needn’t answer the question now.
行为动词
You don’t need ot answer the question now.
• --I would rather __ at home than __ football. It's too hot outside.
• A. stay; playing B. stay; play
• C. to stay; to play D. to stay; playing
• [答案]:A。[解析]本题考查了would rather的固定短语的 应用。Would rather do A than do B和做B比起来,宁愿做 A。
• --No. It ________be Tom. He has gone to Paris. [长沙市]
• A. may not B. needn't C. can't
• [答案]C。[解析] 因为汤姆不在这里,所以不可能是他。
• 一Mary,__________you speak Chinese?
• --I agree. You __ play like that any more. [河南省]
• A. needn't wouldn't
B. mustn't C. may not D.
• [答案]B。[解析] 此处选mustn't。表示“一定不能”“千万不能” ,用较强的语气来提醒对方不能再玩游戏了。
[A.lend;lend
B lend;borrow
• C borrow;borrow D.borrow;lend
• [答案]D。[解析]本题考查动词borrow和lend的区别. 由语 境可判断前者是借入,用borrow后者是借出,用lend。
• 3.--What about playing football this afternoon, Sam?
• 4.He used to ________ in the sun, but now he is used to at night.
• A. read, read B. reading, read • C. read, reading D. reading, reading • [答案]:C。[解析]考查固定结构的用法。Used 后接动词
Had better最好
• 易错点: • 错误理解为had, 或better • 否定 • 解析: • 你最好立刻就做 • You had better do it right now. • 你最好不要碰它 • You had better not touch it.
Used to
He used to go shopping on weekends. 他过去常常周末去买东西
词词组) • 例:I would rather swim than stay at home. 我宁愿去跑步
也不愿待在家里 • 3、prefer…to… • I prefer dogs to cats.相对于猫.我更喜欢狗. • Would rather是情态动词,否定为 would rather not do…
• --Yes, we _______. It can't be put off any longer. [太原市]
• A. can
B. may
C. must
• [答案]C。[解析] 此题考查情态动词的用法。回答由must引起 的一般疑问句,其肯定答语要用must,不能用can或may。 故选C。
• -I didn't pass the math test. I think I have spent too much time playing computer games recently.
ought to 的否定
三、常考的情态动词
1. can能; 可能---could 2. may可以--might 3. must必须;一定 4. need需要---非标准情态动词 5. should----shall 6. would---will 7. had better 8. used to 过去常常 9. Would rather 宁愿 10. ought to应当
乐意
肯定回答一般是:Yes, please./Certainly./ Sure等, 否定回答一般是:Please don't./No,you can't/mustn't.
可能
can多用于疑问句和否定句,表示怀疑或不相信等态度; 而may则多用于陈述句(肯定),表示一种揣测。
He may be right他可能对 He can’t be right他不可能对
2. 表乐意,could可独立 一词.Could I go with
you?
(will—would; shall –should于此 相似)
• Will 1. 只用于将来时, he will
come tomorrow
2. shall, will用来征求对方 意见,shall用于第一人 称,will用于第二人称, 用来表示意愿;shall用 于第二、第三人称,will 用于第一人称。
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