高中英语 Period 6 grammar导学案 新人教版必修5.doc

period 6 grammar【大成目标】（目标解读及课堂组织2分钟）1、 通过对句子观察思考，了解三种基本时态（一般过去时、过去完成时、过去了进行时的含义和基本形式及两两间的区别。（重点）2、 通过填空练习和高考链接，训练学生做题速度及巩固学生对三种时态的应用。（难点）3、 通过写作训练，把握运用三种时态的准确用法。【使用说明】1、 前查阅资料，了解三种时态的基本概念。2、建议1课时。基础案（课中8分钟）自主学习，展示点评step 1 match the sentences with the names of the tenses.1. past simple a. he survived. 2. past perfect b. he was driving a lorry.3. past continuous c. he had had lots of jobs.key: 1. a 2. c 3. bstep 2 read the sentence and discuss the questions.1. before he volunteered to direct traffic, timoteo had had lots of jobs.2. he was driving a lorry when he came off the road.3. somehow he survived.4. no one asked him to do the job.5. he had been a miner and a solider.a. which tense refers to actions in the past?b. which tense refers to an action in progress when another thing happened?c. which tense refers to something which happened before something else?keys: 1. a 2. b 3. a 4. a 5. cstep 3 group work. ask ss to find more examples of each tense in part 3 of the passage the human traffic signal.past simplepast continuouspast perfectsuggested answers:past simplehe had a close encounter with death.he came off the road at a bend.past continuoushe was working as a lorry driver.he was driving a lorry load of bananas.past perfecthe had been a miner and a soldier.a bus which had crashed at la curva del diablo.升华案（18分钟）自主学习，小组讨论，展示点评，教师点拨温馨提示请根据时间状语判断时态。step 1 观察思考各种时态特点（小组活动）1. a. he was born in 1995.b. when i was a child , i was taken to shanghai once suggested answers:past simple有两个特点，一是表示动作或状态发生在过去，而不是现在，常伴有表示过去的时间状语；二是说话人在心中对动作发生或状态存在的时间是明确的。 2. a. we had learnt four thousand new words by the end of last year.b. they had no sooner got home than it began to rain.suggested answers:past perfect表示动作或状态延续到过去某一时间，通常使用具有延续意义的动词，常带有如by(the end of) +过去某时刻, since, for, when, before等时间状语表示某动作或状态在过去某时之前结束了，但其影响延续至当时，通常使用短暂性动词. 3. a. at this moment yesterday, i was packing for camp.b. what were you doing at eight last night?suggested answers:past continuous表示某个时间正在发生、进行的动作。句子常有表示“过去某个时间点”的状语。温馨提示请注意找出时间的参照点。step 2 观察思考三种时态间的区别(小组活动)1. 一般过去时与过去进行时的区别mary wrote a letter to her friend last night.mary was writing a letter to her friend last night.归纳总结：_suggested answers:一般过去时表示过去已经发生的动作或存在的状态，强调一种事实或结果；而过去进行时表示过去某时正在持续进行的动作或尚未完成的动作，强调过程。2. 一般过去时与过去完成时的区别 they had done the work at five oclock.they did the work at five oclock.归纳总结：_ suggested answers: 一般过去时表示动作发生在过去某时(其时间参照点是现在)，而过去完成时则表示动作发生在过去某时之前(其时间参照点是过去)。巩固案（10分钟）step 1和step 2限时完成（个体）核对答案（个体）研究错题原因（小组）step 3个人写作，小组互改 (课后进行)step 1 ask ss to complete the passage with the correct form of the verbs in activity 4. suggested answers:(1) had done (2)was waiting (3) had seen/ saw (4) had asked/ asked （5）was crying (6) left (7) ran (8) was talking (9)had finished (10)did (11)knew(12)had happened (13) had forgotten (14) took (15)had frozenstep 2高考链接1. （04四川 25） - has sam finished his homework today? -i have no idea. he _it this morning.a. did b. has done c. was doing d. had done温馨提示以上题均为语境题，解题时应注意相关考点在具体语境中的使用。2. (04 北京春 24)sorry to have interrupted you. please go on. where was i? you _ you didnt like your fathers job. a. had said b. said c. were saying d. had been saying3. (2005 北京)he _ more that 5,000 english words when he entered the university at the age of 15. a. has learnedb. would have learnedc. learnedd. had learned4. (nmet 2002 23) you havent said a word about my new coat, brenda. do you like it?-im sorry i _ anything about it sooner. i certainly think its pretty on you.a. wasnt saying b. dont say c. wont say d. didnt say5. (04北京春 34)_ while reading the english textbook. luckily, my roommate woke me up in time! had fallen asleep b. have fallen asleepa. c. fell asleep d. fall asleepkeys: 1. c 2. c 3. d 4. d 5 c step 3