1、7b unit7 abilitiesgrammar學(xué)習(xí)目標(biāo):識(shí)別并理解如何使用can和could的表達(dá)現(xiàn)在和過(guò)去的能力識(shí)別并理解如何使用can和could表達(dá)現(xiàn)在和過(guò)去的可能性掌握what和how構(gòu)成感嘆句的方法能使用簡(jiǎn)單的what和how感嘆句表達(dá)驚訝、憤怒、贊美等情緒重點(diǎn)單詞詞組：smoke, by the way, camera, no problem重點(diǎn)句子： millie can/can not speak good english.the old man could swim across the yangtze river.- could i smoke here ? - sor

2、ry, im afraid you cant .-may i use your mobile phone ? -of course you may .- can i borrow your bike, millie? -yes, you can. here you are.what a beautiful flower ! how beautiful the flower is !語(yǔ)法要點(diǎn)：一can、could和may用法1. 情態(tài)動(dòng)詞can 表示現(xiàn)在的能力，could 表示過(guò)去的能力，后跟動(dòng)詞原形，can do sth.=is/ am/ are able to do sth. could d

3、o sth.= was/ were able to do sth.不能做某事can/could not do sth.= be not able to do sth.= be unable to do sth.2. 情態(tài)動(dòng)詞could 表示委婉語(yǔ)氣，比用can 更加有禮貌，may 比較正式。一般疑問(wèn)句回答，通常情況問(wèn)什么，答什么can i ? yes, you can. no, you cant.請(qǐng)注意下列特殊情況：could i ? yes, you can. no, you cant.may i ? yes, you may. no, you cant. (堅(jiān)決拒絕 no, you mus

4、tnt.)must i ? yes, you must. no, you neednt.3. 表示可能性 may be也許是，（50%） must be一定是,（100%） cant be 不可能是（0%）。二感嘆句1. 用what構(gòu)成感嘆句是，what作名詞修飾名詞。1) what + a(n) + 形容詞+單數(shù)可數(shù)名詞（+ 主語(yǔ) + 謂語(yǔ)）！what an exciting game it is!2) what + 形容詞 + 復(fù)數(shù)名詞（+ 主語(yǔ) + 謂語(yǔ)）！what interesting books they are!3) what + 形容詞 + 不可數(shù)名詞（+ 主語(yǔ) + 謂語(yǔ)）！w

5、hat bad weather it is today!2. 用how構(gòu)成感嘆句時(shí)，how做狀語(yǔ)修飾形容詞或副詞。 how + 形容詞/副詞 + 主語(yǔ) + 謂語(yǔ)！ how beautiful the dress is!3. what引起的感嘆句都可以轉(zhuǎn)換為how引起的感嘆句1) what good news it is! -how good the news is! 2) what beautiful flowers they are! -how beautiful the flowers are!課堂檢測(cè)：一、用can, cant ,could , couldnt, may填空1.my br

6、other_ play football well. he is a good player.2.the man _drive a car last year. but now he_ drive it.3.my uncle_ speak english . he doesnt know anything about it.5.i chatted online with my friend in england. we _clearly hear each other.6._you make a model ship when you were in grade 2? no, i _二、單項(xiàng)選

7、擇( ) 1. -help, help! theres a sound _ a ghost in the bushes. -dont worry! its just a weak cat. it _ hurt you.a. likes / can b. liked / cant c. is liking / isnt d. like / cant( ) 2. - when did you find the missing girl? - when i saw her, she was crying in the street. she said her mother was ill in _

8、and she _ find the way to the hospital.a. hospital / cant b. the hospital / couldnt c. the hospital / cant d. hospital / couldnt( ) 3. millie cant ride a bike very well. please dont jump on her bike suddenly while she is riding, or she will _.a. fell down b. felled down c. felt down d. fall down( )

9、4. dont make such a big noise. i _ the teacher clearly.a. can listen b. can listen to c. cant listen to d. cant hear( ) 5. millie always plays tricks on her classmates. she likes telling ghost stories to them. however, they are so brave that she _ frighten them.a. never can b. can never c. always ca

10、n d. can always三、翻譯句子1. -去年他會(huì)騎車(chē)嗎? -不會(huì), 但他現(xiàn)在會(huì)了.- _ he ride a bicycle last year? - no, he _. but now he _.2. 昨天他們沒(méi)能游泳, 因?yàn)橄掠炅?they _ _because it _yesterday.3. -誰(shuí)會(huì)唱這首歌? -湯姆可能會(huì)唱, 但我不能確定. -who _ sing this song? -tom _. but i am not sure.4. 我確信我們能解決所有的數(shù)學(xué)題. im sure we _ work out all the maths problems.5. 醫(yī)生說(shuō)他對(duì)這位老太太無(wú)能為力.the doctor said that he _ do anything for the old woman.6. 他們不能去時(shí)裝展.他們這個(gè)周末太忙了.they _ go to the fashion show. they are too bus