英语人教版八年级下册现在完成时复习.docx

伊宁县第四中学师徒汇报课导学案年级八年级学科英语执笔锁秀玲授课人锁秀玲审核授课时间2017.6.22课题现在完成时专项复习课型复习课学习目标及重难点现在完成时态的句型，构成及用法现在完成时与一般过去时用法的区别瞬间动词与延续性动词在现在完成时态中的运用【情境导入】导入：Review the tenses【学习流程】一 考点解读现在完成时的考点：考点1：考查基本概念。考点2：考查时间状语。考点3：考查与一般过去时的区别。考点4：考查非延续性动词的用法。考点5考查词组have/has been to , have/has gone to与have/has been in/at的区别二 2.1考点运用与知识再现基本概念（自学）1、现在完成时的构成：have / has + vt. 过去分词 2、现在完成时基本句式(1) 肯定句 主语+ have（has）过去分词 注意：该句式中的have或has是助动词，has用于第三人称单数，其它人称一律用have。He has eaten breakfast.(2) 否定句 主语+havent/hasnt过去分词 He hasnt eaten breakfast.(3) 一般疑问句 Have/Has+主语+ 过去分词肯定回答 Yes主语(代词主格)+ have/has否定回答 No， 主语+havent/hasntHas he eaten breakfast? Yes ,he has . /No, he hasnt.3、现在完成时的主要用法（1）表示过去发生或已完成的某一动作对现在造成的影响和结果。I have already had my breakfast (现在我不饿) (2).过去已经开始，持续到现在的动作或状态I have lived here for three years. I have lived here since 2009/three years ago2.2考点运用与知识再现时间状语(对学)现在完成时的时间状语分为四类1、与already , just (刚好,正好）， ever , never , before ,yet 连用。2、与recently , so far ,in the past /last few years ，today 等时间状语连用。3、与带for和since 的时间状语连用。4、与 once ,twice , three times ,several times 等表重复次数的词语连用since 和for 用法小结：1.for+时间段 2.since+时间点（过去）3.since+一段时间+ago=for+时间段4.since+从句（常用一般过去时）5.Its+一段时间+since(过去时的句子)2.3 考点运用与知识再现与一般过去时的区别（组学）用法小结：现在完成时强调的是现在的情况, 它不能和表示过去时间状语连用；而一般过去时只单纯表示过去的动作或状态，和现在不发生关系，可以和表示过去的时间状语连用。 2.4考点运用与知识再现考查非延续性动词的用法。（组学）用法小结：非延续性动词又叫瞬间性动词或终止性动词，它们可用于完成时态，但不能与for、 since 等表示一段时间的状语连用,也不能和how long 问句连用，如果要和一段时间状语连用，应将它们转化成相应延续性动词。非延续性动词与延续性动词的转化borrow keep buy have, die be dead join be in /a member of arrive be in/at begin/start be on leave be away (from), come /go be in /at, get married be married join be in /a member of2.5考点运用与知识再现考查词组have/has been to , have/has gone to与have/has been in/at的区别。（自学）用法小结1. have /has been to 表示曾经去过某地，但现在人不在那儿。常与once 、twice、ever、never 等时间状语连用。2. have / has gone to 表示已经去了某地，现在人可能在去的途中或已在那儿了。3. have/has been in 表示“呆在某地多长时间了，句末有一段时间.如果是小地方用at代替in。3 当堂达标测试：满分 20分 (一)、用括号中所给单词的适当形式填空。（10分）1.This story is very interesting. I _(read) it twice today.2.My teacher _(go) to Italy. She _(leave) yesterday evening.3.The Whites _(move) to this city three years ago and _(live) here since then.4.Tom _(chat) with his friends online for an hour.5.Great changes _(take) place so far.(二) 单项选择。（10分）1.Our teacher has taught in our school_ A. ten year ago B. ten years long C .for ten years D. since ten years2. Have you done the job yet? _ A. Not already B. Not yet C. No ,I dont D. No never3. How long have these Indian kids _ this Chinese school? For about three years. A. come to B. been to C. been in D. joined4. In the past few years there _great changes in my hometown . A. have been B. were C. had been D. have had5. Jenny _another letter to her mother three days ago, she _to her mother three times. A. writes,wrote B. wrote ,has writtenC. write,writes D. has written ,has written三 总结现在完成时相关知识体系（小组合作）通过做题将知识点再现，了解现在完成时的基本概念了解