Unit10JobsandChores

　　一. 教学内容： unit 10 part 2 1. 现在完成时里already, yet 的用法 2. 现在完成时延续性动词及非延续性动词的使用3. 重点词组二. 具体内容：i. yet和already都是副词，意思是＂已经＂.常与现在完成时连用。already 用于肯定句。e.g. i have already finished my homework. i have already done it twice.yet 常用于否定句和疑问句中，通常放在句尾。e.g. i haven’t finished my homework yet. the meeting will be held in half an hour, but they haven’t got everything ready yet.ii. 现在完成时应注意的几点。 1. 现在完成时句中常见的时间状语a. 表示从过去一直持续到现在，不能是具体的过去时间for + 表示一段时间的词语since + 表示过去时间点的词语since +表示过去的时间状语从句eg. i have been a teacher ______ a year.he has been at this school _______ 1992.we have learned 1,000 english words _______ we came to this school.b. just, already, yet, before/ ever, never有此类副词时，常强调动作完成，不强调动作的持续.eg. have you _____been to japan?i have _____ finished my homework.i have finished my homework .i haven’t finished my homework ____.2. 区分短暂性动词与持续性动词.表示短暂性(瞬间性)的动词在现在完成时的句中不能和一段时间连用.即for, since短语或how long问句e.g. i have bought this pen for 2 months.i have had this pen for 2 months.how long have your this pen?the play has begun for an hour.the play has been on for an hour.come/arrive-be go out –be out leave-be away/frombegin-be on buy-have borrow-keepjoin- be a member of die-be dead catch a cold- have a coldex. correct the mistakes in the following sentences.how long have you become a league member？for more than one year.have you arrived here since last night?yes, you’re right.the dog has died for a month.he has gone to shanghai twice.how long have been at this school?since two yearsex. change the sentences into the present perfect.1. my father came back from the bookshop just now.my father ______ just ________ ______ the book shop.2. he began to learn chinese in XX.he _____ _______ chinese since XX.3. the film began two minutes ago.the film _____ ______ ______ since two minutes ago.4. he has had the motorbike for two years.it’s two years ______he ________ the motorbike.he ________ the motorbike two years ______.two years ______ ______ since he ______ the motor bikeiii. 重点词组。1. so far --- up to nowso far the work has been easy.2. use sth. to do sth.they use animals to do farm work.we use stamps to send letters.3. as well; too; also; either;---- my sister likes pop music. i like it too.---- i also like it.i don’t like football. my mother doesn’t like it either.he is a teacher and he is a writer as well.4. as well asjohn as well as jack were present that day.the teacher as well as his students is here.he is interested in painting and writing music as well.it is a great gift for him as well as for the whole family.5. hurry off 匆匆离去he hurried off without a word.6. take turns to dothe two sisters took turns to care for their sick mother in hospital.the boys took turns to see the examiner.7. instead ofif you are busy, i’ll ask tom to do it instead of you.why did they choose tom instead of david?［课堂练习］i. 对画线部分提问。1. i have spoken to 10 people about the project .______________________________________________________________________?2. he has worked in paris _______________________________________________________________________?3. she has spent 3 hours doing her homework .________________________________________________________________________?4. i have learned from the journey how to make friends. ________________________________________________________________________ ?5. they changed the empty house into a club .__________________________________________________________________________?6. he has drunk one bottle of milk. __________________________________________________________________________?ii. 填空1. i’ve_______ fed the cat, but i haven’t washed the dishes _____.2. _____ ____ washed the clothes yet? yes, i’ve ____done that/ no, i haven’t yet.3. _____you cleaned your room yet ?no, i haven’t.4. have you swept the yard____?yes, i’ve ______finished.5. have you finished your homework ____?iii. 时态填空1. he______ (go) to america the year before last.2. --what _____ you ______(do)? --i _____ (be) a teacher.3. do you like ________ (drink) milk?4. he ______ _______(not have) his supper yet.5. we ________________ (see) uncle li tomorrow.6. joan’s mother often _______ at four, now she (cook)7. he _____(read) a book when the accident (happen).8. _______ (travel) by air is very fast9. let us ______ (wait) outside.10. the teacher told us _________ (not talk) any more.