柳河县安口镇学校 赵楠楠 一、教学目标: 1.掌握动词过去式的变换规则。 2.学生学会正确理解一般过去时的含义。 3.掌握一般过去时的两种构成形式。 4.通过这节课的学习,培养学生参与课堂教学的兴趣和积极性,以及培养他们运用语法知识的交际能力。 二、教学重点: 1.掌握一般过去时的含义和构成。 2.掌握动词过去式的变換规则。 3.了解一般过去时的基本用法。 三、教学难点: 一般现在时的构成,掌握动词过去式的变换形式,能灵活的运用一般现在时。 四、教学准备: 教学课件 习题小卡片 五、教学过程: 1.课堂导入 Let’s sing a song.《yesterday once more》 师提问:What can you find from the lyrics ?引出一般过去时。 2.讲解概念:一般过去时表示过去某一时间内发生的动作或存在的状态以及过去习惯性、反复性的动作。出示例句。 3.Do you know the two forms of the simple past tense?介绍一般过去时的两种构成形式和例句。 (1)含有be动词的一般过去时 a.肯定句:主语+was/were+表语(n. adj等) I was in the park last morning . They were in the park last morning. b.否定句:主语+was/were+not +表语 I was not in the park last morning . They were not in the park last morning. c.一般疑问句:was/were+主语+表语? Were you in the park last morning ? Were they in the park last morning? (2)含有实意动词的一般过去时 a.肯定句:主语+动词的过去式+其他 They went camping last Sunday. b.否定句:主语+did not (didn't)+动词原形 They didn't go camping last Sunday. C.一般疑问句:Did +主语+动词原形+其他 Did they go camping last Sunday? d.特殊疑问句:特殊疑问词+一般疑问句? When did they go camping ? 4、师:Do you know the changing rules of past tense?动词过去式的变化记住四个字 “直去双变 ”还有特殊记。 a. “直”一般情况词尾直接+ed eg: watch-watched b. “去”以不发音e结尾的动词去e 在+ed love--loved c. “双”重读闭音节双写尾字母+ed swim-swimmed d. “变”以辅音字母加y结尾的,变y为i+ed study-syudied e.不规则变化需要特殊记忆,见书69页 take-took do-did have-had see- saw 5.练习巩固,师:Can you write down the past form of the verbs?你能写出下列动词的过去式么? cook visit work like hope dance stop drop fit try carry study bring 师:通过以上的练习我们一定要记住 “直 去 双 变 ”四个字,当然还有不规则的动词变法需要特殊记忆。 6.我们都知道一般过去时常常与表示过去的时间状语连用,你知道那些表示过去的时间状语呢?可以列举一些吗? a. 与ago连用 a moment ago、 two minutes ago、 four hours ago、 five days ago、 one week ago、 six months ago. b. 与last连用 last time、 last night、 last week、 last month. c. 与one连用 one morning、 one evening d. 与yesterday连用 eg:yesterday morning 、yesterday evening. 7.练习深化。知识来源于实践,Let’s do some exercise! -When _______ you _______ here ? -Two days ago . A. did ; come B. have; come C. will; come D.do; come -Mr. Black was late for work because he _______his way. A.losted B.had lost C.has lost D.lost 8.OK,it’s review time now。课堂小结 出示思维导图,概括说明本课时的重要内容。 9. That’s all for today. Thank you. |
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