现在完成时态教案.doc

Four short words sum up what has lifted most successful individuals above the crowd: a little bit more.-author-date现在完成时态教案现在完成时态教案现在完成时复习课刘彦轻一、Teaching objectives直击中考考点考点一： 现在完成时句型结构：考点二：现在完成时和一般过去时的区别考点三：常见的暗示词:考点四：already 与yet的区别考点五： for 与since的区别考点六：have been to 与have gone to 和have been in 的区别考点七：延续性动词和短暂性动词的转换二、Teaching process考点一:现在完成时句型结构：1、现在完成时的构成形式have/has+done 助动词否定式havent/hasnt，助动词疑问式Have you?/Has he?2、助动词的定义：协助主要动词构成谓语动词词组的词叫作助动词，被协助的动词称作主要动词，助动词自身没有词义不可单独使用。3现在完成时态一般疑问句的回答。 Yes,I have/ No,I havent Yes,he has /No,he hasnt检测： 一、1、My father has finished his work.(改为否定句) My father his work. 2、Ive ever been to Beijing.(改为一般疑问句) you to Beijing? 3、Jim finished his homework.(改为现在完成时) Jim his homework.3、现在完成时的定义及注意事项考点二：现在完成时和一般过去时的区别1、一般过去时与现在无关. 现在完成时强调的是对现在的影响，与现在有关，但不出现过去的时间。2、一般过去时 常与具体的表示过去的时间状语连用: yesterday, last week, ago, in1990, in October, just now, 现在完成时通常与下列时间状语连用: for, since, so far, ever, never, just, yet,already, before检测： 1. Excuse me, _ you _ him yet? - Yes, I _ him last night. A. have seen; saw B. did see; have seen 2. Zhang Peng _ his bedroom. He _ it this morning. A. cleaned; has cleaned B. has cleaned; cleaned 考点三：常见的暗示词: already(已经 ，用于肯定句), yet(已经，仍,还没,用于否定和疑问句), ever(曾经) never（从不） for(后跟一段时间), since(自从,后跟点时间), in the last / past few days(在过去的几天) so far (到目前为止) just(刚刚), twice考点四：yet和 already, 的区别1 already 已经, 常常用于肯定句 yet 已经，仍,还(没), 用于否定和疑问句句末eg. (1）- Have you done your homework _? - Yes, I have _ finished it. A already, yet B yet, already 考点五：for 和since的区别 1. for + 一段时间 since +时间点 +时间段+ago +一般过去时态的句子检测：I have been collecting shells _ 1990.She has worked here _ 5 years.She has worked here _ 5 years ago.He has been living in Jinan _ he was five years old.考点六：have been to 与have gone to 和have been in 的区别have been to 曾经去过某地（已返回)+次数have gone to 去了某地 （没有回来）have been in 去或来到 (一直呆在那儿) +一段时间检测：1.-Have you ever _ _ Shanghai? -Yes. I have been there twice.2.Where is Lucy? She has _ _ the lab.3. She has_ _ the lab for an hour.考点七:延续性动词和短暂性动词之间的转化常见延续性动词和短暂性动词转换归纳:leave-have/has been away from buy-have/has had borrow-have/has kept arrive in （at）/ get to / reach -have/has been here / there检测：1.Jim bought the car five years ago.=Jim _ _ the car for five years. 2.They arrived in Jinan two hours ago.=They _ _ _ Jinan for two hours.3.She borrowed the book from the library last week.She _ _ the book since last week.4.He left his hometown 40 years ago.=He _ _ _ _ his hometown for 40 years. 三、practice：1. He _ his homework and is now listening to music.(01广东） A. finishes B. has finished C. finish2. Tom _ his homework yet, so he wont go out with his classmates. (03广东） A. does B. has done C. doesnt do D. hasnt done3.Hi, John, Shall we go to Australia for the long holiday? -sorry. I _ there twice. (05广东） A. have gone B. was C. have been4.-_ you _ your dictionary? (08广东） -No. So I have to buy a new one today. A. Did; find B. Have, found C. Are, finding D. Had, found四、Through the training1.We have been friends since_. A for five years B five years ago C five years before D since five years 2. Mike_ in the city for two years. A lives B lived C is living D has lived 3.-Where have you _ these days? -I have _ to Japan with my friends. A been , gone B been , been C gone , been D gone, gone4.He _ (not have) lunch yet. A didnt have B hasnt had C hasnt D doesnt 5. I have watched the game. -When _ you _ it? A have watched B do watch C did watch D will watch五、summary你今天学到了什么呢？总结发言。-