江苏省洪泽外国语中学八年级英语下册 8B Unit 1 past and present Grammar 1教学案 牛津版.doc

8b unit 1 past and present grammar 1【学习目标】知识技能: to learn some new words过程与方法: to learn the use of the present perfect tense情感态度价值观:to understand the difference between the present perfect tense and the simple past tense【教学重点】the use of the present perfect tense: have/ has +p.p【教学难点】the use of the present perfect tense :have/ has +p.p【课前预习】预习设计、成果展示用括号中所给单词的适当形式填空。1. i （buy）the bike two weeks ago. i （have）this bike since the beginning of this month. i （have）it for two weeks.2. great changes （take place）in those villages in the last ten years.3. how many times you （phone）me these days? you （phone）me this morning?4. tom cant get into the room because he （lost）the key to the door.5. i （look）for the dictionary everywhere, but i （find not）it yet.6. the new programmes （start）yet? no, they （plan, still）7. we （live）in shanghai from 1989 to 1999. we （live）for 10 years.8. they cant go with us. they （finish, not）the work yet.9. you （change not ）your mind, havent you?10.in the past he (be) careless. he often (make) mistakes.【课堂学习】一、创设情境、导入新课review the simple past tense. ask the students for some sample sentences. eg. millie interviewed mr dong last week. eddie was born four years ago.二、小组合作、师生探究1. we use the present perfect tense to talk about things that started in the past and still have some connection with the present. eg. she has lived in nanjing since 1995.eddie has lived with millie for four years.2. tell students the structure of the verb : have / has + past participle the negative structure : have has not + past participle3. tell the students that a few verbs can help them recognize the use of the present perfect tense. tell them the use of “ for “ and “since”. give more sample sentences. 4. explain to students that the present perfect tense can also be used in sentences without the adverbs which determine its definite use. in those cases, students need to understand the function of the action affecting the present, eg. she has arrived. we know that she has arrived some time before now, but we do not know when. the simple past tense is used if we have a fixed time, eg. she arrived this morning.5. work through a few more example sentences illustrating the difference between the simple past tense and the present perfect tense.四、归纳总结、巩固提高1.what you have learnt?2. the understanding of the present perfect tense3.the use of the perfect tense: have/ has +p.p【课堂检测】当堂检测、及时反馈一、句型转换.1. we began to learn english three years ago. (同义句) we _english _three years. 2. the old block has turned into a pretty park. (对划线部分提问) _ has the old block _ into? 3. they have got married. （用for two years改写句子） they _ _ married for two years.4. i have felt a bit lonely since i moved into that house. (对划线部分提问) _ _ have you _ a bit lonely? 5. jim moved out of the house because he felt lonely to live there. (对划线部分提_ _ jim move out of the house? 二、选择填空( )1.mr green has worked in zhenjiang since his family to china years ago. a.has moved b.moved c.moves d.move( )2.its very to talk him. a.pleasue,t b.pleased,with c.pleasant,with d.pleased,to( )3.we invite experts to give us talks . a.from a day and night b.from time to time c.from past to now d.from one to another【板书设计 】【教学反思】命题人审核人审批人学生姓名班级评价批阅日期序号5 一、写出下列动词的过去式及过去分词 1. give _ _ 2. eat _ _ 3. play_ _ 4. come _ _5. forget_ _6. hear_ _ 7. go _ _8. learn _ _9. see _ _ 10. know_ _11. be _ _12. sing_ _二、翻译下列短语 1. 完成作业_ 2. 自从上周一开始_ 3. 很长一段时间_ 4 修理自行车_ 5. 完成句子_ 6. 一个北京历史展_ 7. 在历史博物馆_ 8. 在过去的一个世纪_ 9. 忘记主题 _10.学习许多关于北京的过去与现在_三、用所给词的适当形式填空1.they _(go) to the supermarket just now.2.tony _(be) to the cinema several times.3. i _(not see) you for a long time.4. i_just _(have) it.5. kitty _(know) the boy since 2000.6.they _(be) in new york for seven years. they _(move) there in 1998.7. mr green _(teach) english in this city since he _(come) here in 1995.8. _ you ever _(make) a ship? yes, i _(make) one last year.9. it _(be) a small village in the past. but things _(change) a lot over the years.10. he _(finish) his homework. now he _(have) a rest.11. she is busy these days ,so she _(not finish ) it yet .12. mr. wang _ (know ) the city since he was young .13.they _(be ) good friends for many years .14. i _ already _(eat) my lunch .15. _you _(see ) her recently ?二、单项选择 1.uncle li can speak english very well because he _ england for 5 years. has gone tob. has been toc. has come tod. has been in 2. _ has tom worked in this factory? for about 8 months.a. how often b.how soon c.how far d.how long 3. i havent seen you _ last friday. a. forb. since c. fromd. on 4 . john, you _ the computer game for two hours. its bad for your eyes. stop, please! ok, mum. a. played b. have playedc. were playingd. play 5.i wont go to the concert because i _ my ticket. a. lost b. dont lose c. have lostd. will lost 三、句型转换1、he has already finished the book.(改一般疑问句并做肯定否定回答) he the book ? yes, he . no, he .2、he has never been abroad, he? (改为反意疑问句)3、i bought a new watch last week. (用already代替last week )_4、mr li has worked on the farm since he came back. (画线提问)_四、用方框中的单词（组）填空before, ago, already, yet, ever, never, just, just now1.i have _ seen such high waves in my life. and old man described when tsunamis(海啸) happened in indonesia（印度尼西亚）.2、have you finished your work? yes,i have. ive _finished it.3、he has _ cleaned his bedroom.4、have you seen the film_? not_.5、i saw miss wang _. she came back from work an hour _.6、i have _ seen such an interesting storybook_.7、tom hasnt finished the work _. so he is afraid of meeting his teacher.8、have you _ been to the usa?do,_.三、.句型转换1. i saw the film 2046 just now.(用just改写句子)i _ just_ the film 2046.2. shes alrea