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1、Unit 3学案学习活动学习目标.学生能够对现在完成时中的already,just,yet的基本用法有所了解1 .能够掌握并区分have been to /have gone to (重点).能够区分现在完成时和一般过去时(难点)一.预习导学.现在完成时的基本结构:1 .写出以下动词的过去式和过去分词。1. be 6.finddo 7.have2. eat 8.makego 9.let3. see 10. put二.探究学习1 .基本定义表示过去发生的动作或事情,对现在造成的影响。2 . 基本结构: 主语+have/has+动词的过去分词(pp) 肯定句: 主语+have/has+动词的过去分
2、词(p.p) (V-ed) +宾语(或者其他).否认句:主语+have not/has not+动词的过去分词(p.p) (V-ed) +宾语,一般疑问句: Have/Has+主语+动词的过去分词(p.p) (V-ed) +宾语(或者其他)?特殊疑问句:特殊疑问词+一般疑问 句(have/has+主语+过去分词+其他用法要点1 .现在完成时不能单独与准确时间状语连用,(如表示过去的时间状语)如 yesterday (morning afternoon),last(morning afternoon) 等2 现在完成时往往同表示不确定的过去时间状语连用如 already (肯定句中),yet (
3、否认,疑问,句末),just,before,recently,still,lately,neverHe has obtained a scholarship.他已经获得了 一份奖学金。I havent seen much of him 我已经很久没有看到他(最近的)We have seen that film 我们以前已经看过那部电影了。Have they found the missing child?他们找到失踪的孩子了吗?探究二 have been to /have gone to小组探究以下问题1.1 (曾去过)Beijing .2 .你去过上海? _. 3.Where is Tom
4、? H e (去教室了)3 .He.(去海南 jT) o He will be back tomorrow。have/has been to 表示某人“去过某地,现在已经回来了“。have/has gone to 表示某人“去某地了、这个人已经 不在这里了。Make a summary (2,)小组讨论本节课的所学,进行总结。三.当堂检测用适当的形式填空。1.1 already(see) the film. I(see) it last week.2.he(finish) his work today? Not yet.3My father just(come) back from work.
5、 He is tired now.4 Where5s Li Ming ? He(go) to teacherffice.5.1 just(finish) my homework.6. He(go) to school on foot every day.一.选用have, has填空:1.1 told him the news.2.She come back from school.3.You won the game.二.句型转换(每空一词).1.1 have been to Macau before.(改为否认句)I been to Macau before.2.He has learned English for 5 years.(就划线局部提问)learned English3.1 bought a new bike just now.(用 jus t 改写)4. They have bought a computer.(改成否认句)