Grammar,Unit 7 Abilities,學(xué)習(xí)目標(biāo),1. 了解can could may 的用法 2. 會使用can could may 3. 會使用感嘆句,can,could,用于一般現(xiàn)在與將來時,用于一般過去時,can/could表示能力(意為“能,會”),Can 1. 能（表能力）， 2.可以，（許可）， 3.可能（表可能性） could 1.can的過去式）， 2.可能,許可（比can更委婉，可能性更?。?may 1.許可，可能 2.比can，could更正式，客氣,Can,語氣越來越委婉 可能性越來越來小,could,may,回答時用can，表示肯定的語氣,Can, could 和may都可以表示許可，意為“可以”； Could 比can更有禮貌，更委婉地提出請求，想法,（此時的could不表示過去，回答時肯定用can, 否定用cant）。 May是正式場合，用于對長輩，老師或陌生人。,I can _ _ _.,ride a bike,Look and say,What can I do?,I can _ _.,play basketball,What can I do?,He _ _ the cello (大提琴).,can play,What can he do?,I can _ _ every day.,do exercises,What can I do?,_ _ fly a kite on the beach.,What _ I do?,can,I can,He can swim.,He could swim last year.,He can fly a kite.,He could fly a kite last year.,He can ride a bike.,He could ride a bike last year.,She can row a boat.,She could row a boat last year.,He can play tennis.,But he could play it last year.,She can cook. She could cook last year.,句型,肯定句：主語+ can /could + do原形 否定句： 主語+ can/ could not + do 原形 疑問句：can/ could+主語 + do 原形？ yes, sb can/ could no, sb cant/ couldnt,如果表達(dá)不能做某事，可以在can后直 接加not，成為cannot，也可以縮寫為 cant。 Can not 如：I cannot (cant) play football. can沒有人稱和數(shù)的變化。不論表示 誰能(不能)做某事，都是用can (not)。,I can play the guitar but,Tom _ chess _ he _ it very well.,can play,but,cant play,I cant play it very well.,否定句,He _ but he _.,She _ _ she _.,can speak English,cant speak it very well,can paint,but,cant paint very well,如果是詢問某人能不能做某事，則要使用can的疑問形式，即將can提至句首。如： Can you speak Chinese? Yes, I can. / No, I cant.,一般疑問句,A: Can she play the violin? B: _, she can.,A: _ she _? B: Yes, _.,Can,dance,she can,Yes,A: _ he play the drums? B: No, _, but he can play the guitar.,Can,he cant,A: _ she play the piano? B: _, but she _.,Can,can dance,No, she cant,Could的用法,It can ride a bike. It couldnt ride a bike last year.,She _ row a boat. She _ row a boat last year.,can,couldnt,ride a bike,I _ ride a bike now. I _ride a bike 2 years ago .,could not/couldnt,can,Take turns to ask and answer questions using “can” or “could”.Try to make dialogues in pairs. 1._ you speak English ? 2._ you play the piano last year? 3._ you cook? 4._ you use a computer when you were 3? 5._ you ride a bicycle when you were very young? 6._ you understand English TV programmes in 2000?,Can,Could,Can,Could,Could,Could,Make dialogues using the following pattern.,S1: Can you ride a bike? S2: Yes, I can. / No, I cant. S1: Could you ride a bike five years ago? S2: Yes, I could. / No, I couldnt.,Can he/she fly a kite? Yes, he/she can. No, he/she cannot/cant.,Can 1. 能（表能力）， 2.可以，（許可）， 3.可能（表可能性） could 1.can的過去式）， 2.可能（比can更委婉，可能性更小） may 1.許可， 2.比can，could更正式，客氣,Can,語氣越來越委婉 肯定回答用can 可能性越來越來小,could,may,1. Daniel: _ I open the door, Mr Wu? Mr Wu: yes,you _ 2. Tom:Mum , _ I have an apple? Mum: No, you _ It _ rain, because it is sunny now. It _ rain, because it is cloudy now.,May,can,may,Cant,may,can,其構(gòu)成是： 肯定句: 主 + can + 動詞原形 否定句: 主 + cant + 動詞原形 一般疑問句: Can + 主 + 動詞原形？ 肯定回答: 否定回答: 特殊疑問句: 特殊疑問詞 + 一般疑問句？,Yes, 主 + can.,No, 主 + cant.,現(xiàn)在我們來總結(jié)一下：,eg: I can dance. 我會跳舞。 I cant dance. 我不會跳舞。 Can you dance? 你會跳舞嗎？ What can you do? 你會干什么？,Yes, I can. 是的，我會。,No, I cant. 不，我不會。,Can you understand?,“can” “could” “may” to ask for permission. “Could” sounds more polite than “can”. May is formal.,1. -Can I borrow your bike, Millie? -Yes, you can. Here you are. 2. -Could I smoke here? -Sorry, Im afraid you cant. 3. -May I use your mobile phone? -Of course you may.,What/how感嘆句的用法,會使用what/ how感嘆句,1.把鑰匙忘在教室了 2.順便問一下 3.沒問題 4.看透墻 5.用他的眼睛燒東西 6.聽得很遠(yuǎn) 7.多奇怪?。?8.和光一樣快 9.多有趣的一個主意! 10.多優(yōu)美的音樂!,left the key in the classroom,by the way,no problem,see through walls,burn things with his eyes,hear things far away,How strange!,run as fast as light,What an interesting idea!,What nice music!,What a big pencil box it is! How big the pencil box is!,What beautiful flowers they are! How beautiful the flowers are!,The flowers are beautiful. What beautiful flowers they are. How beautiful the flowers are!,The cat is lovely. What a lovely cat it is. How lovely the cat is!,pretty,How pretty the little girl is!,What a pretty girl she is,How tall the man is! What a tall man (he is)!,Work out the rules:,it is,they are,it is,用what (a/an)或how填空：,1._ exciting music it is! 2. _ happily they are playing! 3. _ amazing film they saw! 4. _ lovely animals they are! 5. _ amazing match it is!,What,How,What an,What,What an,What 與How 大轉(zhuǎn)換,1. What a pretty girl she is! _ _ the girl is! 2. How difficult the questions are! _ _ _ they are. 3. How big the factory is! _ _ big factory _ _!,How pretty,What difficult questions,What a,it is,4.What a clever boy! _ _ the boy _! 5. How tall the trees are! _ tall trees _ _! 6. What interesting books they are! _ _ the books _! 7. How funny the girl is! _ a funny girl she is!,How clever,are,What,How interesting,What,they are,is,8. How old the man is! _ _ old man _ _! 9. What nice books they are! _ _ the books _! 10. How amazing the building is! _ _amazing building _ _!,What an,he is,How nice,are,What an,it is,小結(jié),感嘆句通常有what, how引導(dǎo)，表示贊美、驚嘆、喜悅等感情。,How + 形容詞 + a + 名詞 + 陳述語序 How + 形容詞或副詞 + 陳述語序 What + 名詞 + 陳述語序 What + a + 形容詞 + 名詞 + 陳述語序 What + 形容詞 + 復(fù)數(shù)名詞 + 陳述語序 What + 形容詞 + 不可數(shù)名詞 + 陳述語序,How clever a boy he is! How lovely the baby is! What noise they are making! What a clever boy he is! What wonderful ideas (we have)! What cold weather it is! 感嘆句的省略形式為： What a clever boy (he is)!,Lucy can play the piano. (改為一般疑問句并作肯定回答) _ _ 2. Mike can swim. (改為否定句) _,句型轉(zhuǎn)換,Can Lucy play the piano? Yes, she can.,Mike cant swim.,3. Can you play chess? (否定回答) _. 4. They can speak English. (變?yōu)榉穸ň? They _ _ English.,No, I cant,cant speak,翻譯句子,1. - 比爾會彈鋼琴嗎？ - 是的，他會，但是他不會唱歌。 2. - 她會唱歌嗎？ - 不，她不會，但是她會跳舞。,Can Bill play the piano? Yes, he can, but he cant sing.,Can she sing? No, she cant, but she can dance.,3. 去年他不會劃船，但現(xiàn)在他能劃得 很好。,4. 年輕人能為老年人做很多事情。,He couldnt row a boat last year, but now he can do it well.,Young people can do many things for the elderly.,5. 我的網(wǎng)球拍 (tennis racket) 壞了， 昨天我就不能打球了。,6. 多么勇敢的年輕人啊！,7. 太棒了。,My tennis racket was broken, so I couldnt play tennis yesterday.,What a brave young man!,How wonderful!,IV. 單項選擇,_ food you've cooked! A. How a nice B. What a nice C. How nice D. What nice,2. _ terrible weather we've been having these days! A. What B. What a C. How D. How a,Homework,Make sentences with can / could What ! How !,Thank you!,A: I _ read the article at all. Its too hard for me. Can you read it? B: Yes, of course. But I _ read well. A: Thats OK. I _ do it at all. B: Oh, well, _ mind. You can learn Maths very well.,never,cant,cant,cant,Exercise,A: Thank you, but _ you teach me _ to read English? B: No _. Lets _ every Friday. A: Great! Thank you very much.,can,how,problem,practise,