七级英语下册 Unit 7 Abilities Grammar导学案 （新版）牛津版.doc

7b unit7 abilitiesgrammar学习目标:识别并理解如何使用can和could的表达现在和过去的能力识别并理解如何使用can和could表达现在和过去的可能性掌握what和how构成感叹句的方法能使用简单的what和how感叹句表达惊讶、愤怒、赞美等情绪重点单词词组：smoke, by the way, camera, no problem重点句子： millie can/can not speak good english.the old man could swim across the yangtze river.- could i smoke here ? - sorry, 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 !语法要点：一can、could和may用法1. 情态动词can 表示现在的能力，could 表示过去的能力，后跟动词原形，can do sth.=is/ am/ are able to do sth. could do 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. 情态动词could 表示委婉语气，比用can 更加有礼貌，may 比较正式。一般疑问句回答，通常情况问什么，答什么can i ? yes, you can. no, you cant.请注意下列特殊情况：could i ? yes, you can. no, you cant.may i ? yes, you may. no, you cant. (坚决拒绝 no, you mustnt.)must i ? yes, you must. no, you neednt.3. 表示可能性 may be也许是，（50%） must be一定是,（100%） cant be 不可能是（0%）。二感叹句1. 用what构成感叹句是，what作名词修饰名词。1) what + a(n) + 形容词+单数可数名词（+ 主语 + 谓语）！what an exciting game it is!2) what + 形容词 + 复数名词（+ 主语 + 谓语）！what interesting books they are!3) what + 形容词 + 不可数名词（+ 主语 + 谓语）！what bad weather it is today!2. 用how构成感叹句时，how做状语修饰形容词或副词。 how + 形容词/副词 + 主语 + 谓语！ how beautiful the dress is!3. what引起的感叹句都可以转换为how引起的感叹句1) what good news it is! -how good the news is! 2) what beautiful flowers they are! -how beautiful the flowers are!课堂检测：一、用can, cant ,could , couldnt, may填空1.my brother_ 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、单项选择( ) 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 _ 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( ) 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 can d. can always三、翻译句子1. -去年他会骑车吗? -不会, 但他现在会了.- _ he ride a bicycle last year? - no, he _. but now he _.2. 昨天他们没能游泳, 因为下雨了.they _ _because it _yesterday.3. -谁会唱这首歌? -汤姆可能会唱, 但我不能确定. -who _ sing this song? -tom _. but i am not sure.4. 我确信我们能解决所有的数学题. im sure we _ work out all the maths problems.5. 医生说他对这位老太太无能为力.the doctor said that he _ do anything for the old woman.6. 他们不能去时装展.他们这个周末太忙了.they _ go to the fashion show. they are too busy