现在完成时学案.doc

上传人:罗晋 文档编号:5660574 上传时间:2020-07-20 格式:DOC 页数:2 大小:39.50KB
返回 下载 相关 举报
现在完成时学案.doc_第1页
第1页 / 共2页
现在完成时学案.doc_第2页
第2页 / 共2页
亲,该文档总共2页,全部预览完了,如果喜欢就下载吧!
资源描述

《现在完成时学案.doc》由会员分享,可在线阅读,更多相关《现在完成时学案.doc(2页珍藏版)》请在三一文库上搜索。

1、现在完成时导学案石桥子初中 八年级Our slogan: Where there is a will, there is a way. (有志者,事竟成.)1、知识目标:熟记动词的过去分词和现在完成时(一 )的构成形式。2、能力1)能用现在完成时描写自己的经历2)能够正确使用already, just ,yet 能够区分have gone to 和have been to 【复习重点】一、现在完成时谓语动词的构成: 二、能够对现在完成时进行句式变换【复习难点】have been to 与have gone to的区别【课前延伸】 做一做 复习动词的过去式和过去分词,写出下列单词的过去式和过去分

2、词:1.want 2.visit 3.enter 4.live 5.love 6.hope 7.study 8.marry 9.carry 10.stop 11.shop 12.have 13.send 14.be 15.go 16.write 17.make 18.hear 19.do 20.read 动词过去分词的构成: 一,规则变化,在末尾加 ed, 1, 直接在末尾加 ed,如 visit visited 2,以 e 结尾的,加 d,如 live lived 3,以辅音字母加 y 结尾的,把 y 变 i ,加 ed, 如 studystudied carry carried 4,以重读

3、闭音节结尾,并且末尾只有一个辅音字母的,双写辅音字母,再加 ed 如 stop stopped drop -dropped 二,不规则变化的。 如 get got make made write written be been see seen hear heard 等试一试复习现在完成时的构成。现在完成时:1. 构成:肯定句:助动词 或 + 否定句: 助动词 have / has后加 not, 可缩写havent / hasnt一般疑问句:助动词 have / has提前 I bave finished (finish) homework already.Has he seen ( see

4、) the film before?We havent been to the Great Wall. 2.用法: (1)表示过去发生或已完成的动作对现在造成的 或 。常连用的时间状语有: , , , , , 等。(2)你能说出already 和yet 的用法有什么不同吗?a 如果肯定句中含有already,在变成否定句或疑问句时,要把句中的already转换成 _. b. already 多用于现在完成时肯定句的句中或 _; yet多用于现在完成时否定句或疑问句_。看下面两个题,注意:句中already 和 yet不同用法1. I have seen the film already. (变

5、为否定句)I havent seen the film yet.2.I have already finished my homework. (变为一般疑问句)Have you finished your homework yet?【课内探究】【小组合作求共赢】合作探究一 学习现在完成时的第一种用法,做下列练习题一、用动词的适当形式填空:1.Scientists _ (discover) many galaxies in the universe already.2.He _ (not finish) his homework yet.3.We _ never _(see) this film

6、 before.4.Tony_just _(make) a model of the space station.5.Sally _ (not visit) China before.6._ the spacecraft _ (reach) Mars yet?课堂巩固我能行巩固本课内容二,句型转换1. Ive already made a model of the spacecraft. (改为否定句)I_ _ a model of the spacecraft_.2. Theyve been to Mars already. (改为一般疑问句)_ they _to Mars _?3. It

7、has taken several months to get to Mars. (改为一般疑问句) _ _ _ it taken to Mars?4. on ,discovered , yet , life , they , Mars , havent .( 连词成句 ). 三,Can you choose “been to” or” gone to” ?1.Have you ever _ _the Great Wall?2.My mother isnt at home ,she has _ _ the cinema.3.Astronauts have _ _the moon and ret

8、urned safely.4.The space shuttle has _ _to the space station. It will come back tomorrow.小结:have been to与have gone to的区别1. I have ever been to Shanghai . 我曾经去过上海。2. Where is your mother ? She has gone to Shanghai. 你妈妈在哪里? 她去了上海。have been to 曾经去过某地(已返回)have gone to 去了某地 (没有回来)【课堂检测】课堂检测棒前一、句式变换:(3分)1

9、. Jack has visited China before.(改为否定句) Jack _ _China before.2. I have already heard the latest news .(改为一般疑问句) heard the latest news _?3. They have been here for 12 years. (改为一般疑问句) have they been here?二、用所给词的正确形式填空: (5分)1. She _ never _ (read) this book .2._ Tom _( finish) his homework yet?3.I _ (

10、see) the film before . I dont want to see it again.4.He _ already _ (travel) around the world .5.The astronauts _ (not find ) life on the moon yet.三、完成句子:(2分) 1. 他爸爸去北京出差了,他下周回来。 His father has _ _ Beijing on business. He will come back next week. 2. 我们去过北京。 We have _ _ Beijing. 【课后提升】Homework:1. 写一段短文,用现在完成时描述一位你熟悉的人的简历2. 把本课内容归纳。

展开阅读全文
相关资源
猜你喜欢
相关搜索

当前位置:首页 > 科普知识


经营许可证编号:宁ICP备18001539号-1