2021年人教版中考英语总复习语法---情态动词 课件

这是一份2021年人教版中考英语总复习语法---情态动词 课件，共21页。PPT课件主要包含了情态动词，基本特征，情态动词的基本用法，情态动词表推测，Ⅰ 选词语填空，have to ，Could，must ，can’t ，may等内容，欢迎下载使用。
有词义，但不能单独作谓语，必须和动词原形构成谓语无人称和数的变化后接动词原形
表能力：can, can’t, culd, culdn’t表请求：will, wuld, may, culd, might, shall表禁止：mustn’t表不需要：needn’t表建议：shuld, had better
表肯定推测：must>culd>may>might表否定推测：can’t>may nt
情态动词具有一定词义，不能单独作谓语，必须和动词原形连用一起构成谓语。用来表示愿望、态度或推测等。一、情态动词的情态意义表示法
考点一：can可表示现在或将来的能力，意为“能；会”。can 还可表示请求、允许，意为“可以”。
考点二：culd 可表示过去的能力；当culd 表示允许时，语气比can 更加委婉和客气。culdn’t意为“不能”。考点三：may表示请求、允许，意为“可以”。考点四：might 表示允许时，语气比may更加委婉和客气。考点五：must 表示义务、命令或必要，意为“必须”，强调主观看法。mustn’t 表示“不允许；禁止”之意。
考点六：have t意为“不得不”，强调客观需要。考点七：shuld 意为“应该”，既可以表示义务或责任，也可以表示劝告或建议。其否定式为shuldn’t，意为“不应该”。考点八：had better d sth. 意为“最好做某事”，其否定式是在better后加nt。考点九：need表示“需要”，通常用于否定句或疑问句中。
二、情态动词的推测用法(以下情态动词对可能性的推测排列顺序由强到弱)
三、情态动词一般疑问句的回答
考点一：may 表示请求时，用于主语为第一人称的一般疑问句中，其否定回答不用may nt (不可以)，而用mustn’t 或can’t。考点二：在回答由must 引起的一般疑问句时，肯定回答常用must，否定回答常用needn’t 或dn’t have t，表示“不必”。考点三：在回答由need 引起的一般疑问句时，肯定回答用must，否定回答用needn’t。
考点四： 在回答由culd(请求对方许可，表示委婉语气)引起的一般疑问句时，常用can / can’t 回答。在回答由can 引起的表示请求的一般疑问句时，用can / can’t回答。
culd, have t, had better
1. —Jenny, let’s g swimming this afternn! —Srry, I’m afraid nt. I __________ lk after my little sister.2. Yu __________ nt walk s slwly, r we will miss the train.3. __________ yu please pen the windw? It’s t ht inside the rm.
had better 
Ⅱ. 选词填空1. —I went t Munt Wudang with my five friends in ne small car last weekend. —Really? I think it _______(must / mustn’t) be an uncmfrtable trip.2. Mr. Green _______(can’t / might nt) be at hme nw. He went abrad n vacatin yesterday.3. —Is Mary cming t the cncert tmrrw? —I’m nt sure. She _______(can / may) nt cme.
Ⅲ. 按要求完成下列各题1. —Need I take the umbrella with me tday? (补全肯定答语) —Yes, _______ _______. Lk at the dark cluds!2. —Must I finish the reprt by Friday? (补全否定答语) —N, _______ _______. Yu can finish it by next Tuesday.3. —Culd yu g fishing with me this Saturday? (补全肯定答语) —Yes, _______ _______.
yu must 
yu needn’t 
I can
Ⅳ. 汉译英1. 你最好不要熬夜，熬夜有害健康。                                                  2. 我们应该把我们的国家建设成一个和平而富强的国家。                                                   3. 天太晚了，我现在不得不走了。4. 这副眼镜肯定是Tny的。                                                  5. 当你旅行时，带上一幅地图，因为它可能对你有帮助。
Yu had better nt stay up late; it’s harmful t yur health. 
We shuld build ur cuntry int a peaceful and wealthy cuntry.
It’s t late, s I have t g nw.
This pair f glasses must be Tny’s.
When yu travel, bring a map because it may / might help yu.
1. Yu are nt allwed t play with fire in the frest. It _______ kill plants, animals and even peple. (2020云南昆明) A. mightB. might nt C. shuldD. shuld nt2. —Must I hand in the reprt nw, sir? —________ .Yu can hand it in tmrrw. (2020广西百色) A. Yes, yu can B. Yes, yu must C. N, yu needn’t D. N, yu mustn’t
3. He _______ sleep, althugh he tried t. One cup f cffee in the late afternn caused him t stay awake almst all night. (2020内蒙古呼和浩特) A. wuldn't B. shuldn't C. culdn'tD. mustn't4. —Allen, shall we g t the bkstre this afternn? —I'm srry. David, but I ________ meet my cusin at the train statin. (2020山东青岛) A. have t B. can C. may D. culd
5. —Where’re my keys? I’m afraid I lst them again. —Dn’t wrry! With the new lck, yu _______ search fr them any mre. (2020辽宁营口) A. shuldn’t B. can’tC. mustn’tD. needn’t6. Frm the tp f the Autumn Hill peple ________ enjy the fullest sight f Ge Garden. (2020江苏扬州) A.have t B. need C. shuld D. can
7. —I dn’t care what peple think. —Well, yu _______. Sme pinins are wrth weighing. (2020湖北武汉) A. might B. shuld C. culd D. wuld8. —The article says that ne’s persnality depends n his animal sign. —Yu _______ read it fr fun, but dn’t believe in that. (2020江苏南通) A. can B. must C. shuldn’t D. needn’t
9. Accrding t the traffic law, children under 12 ________ ride bicycles n the rad. (2020上海) A. wn't B. wuldn't C. needn't D. mustn't10. — In China, many students feel stressed because f t much hmewrk. — Dn't wrry. Our gvernment has realized this prblem. I'm sure there _______ be gd news fr them sn. (2020江苏泰州) A. can B. must C. shuld D. need
11. —Whse magazine is this? — It _________ be Nancy’s. Lk! Her name is n its cver (封面). (2020黑龙江哈尔滨) A. must B. can’t C. mustn’t12. —Mum, why d I have t wash hands s many times a day? —Fr yur health, yu _______ be t careful. (2020江苏苏州) A. can't B. shuldn't C. mustn't D. needn't
13. I ________ be late, s dn’t wait fr me t start the meeting. (2020天津) A. mustn’t B. needn’t C. need D. may14. —________ we leave the library befre 5 ’clck?—N, yu needn’t. Yu can stay here until 5:30. (2020四川乐山) A. Must B. May C. Can
15. By the time she was eight, Linda_______ read English and French. (2020江苏南京) A. culd B. must C. need D. may16. —Is this blue schlbag Lucy's? —N. It _______ be hers. Her schlbag is pink. (2020湖北黄冈) A. must B. mustn't C. can't D. may