Unit 2 They have seen the Pyramid 教案3

Unit 2 They have seen the Pyramid 教案教案 教学目标教学目标 Ability objective Key structures Has she visited China before Take off from Beijing Capital Airport and land in London And Sally has invited me to stay with her in England one day Have you ever entered a competition 教学重点教学重点 Enable students to read and talk about experience using the present perfect tense 教学难点教学难点 post reading 教学方法教学方法 PWP method task based method and interactive approach 教学手段教学手段 A tape recorder multimedia and some pictures 教学过程教学过程 Teaching Procedures Step 1 现在完成时的用法 一 定义 现在完成时是指过去发生并且已经完成的动作对现在造成影响或后果或指从过去某一时 间开始并一直持续到现在的动作或状态 I have spent all of my money 我已经花完了所有的钱 对现在造成的影响是 现在我没 有钱花了 Michael has been ill 迈克尔一直病着 动作一直持续 指 现在仍然很虚弱 二 基本结构 主语 have has 动词的过去分词 done 1 肯定句 主语 have has 动词的过去分词 其他 He has eaten the apple 他已经吃了这个苹果 2 否定句 主语 have has not 动词的过去分词 其他 He hasn t eaten the apple 他没有吃这个苹果 3 一般疑问句 Have Has 主语 动词的过去分词 其他 Has he eaten the apple 他吃苹果了吗 Yes he has No he hasn t 是的 他吃了 不 他没吃 4 特殊疑问句 特殊疑问词或词组 一般疑问句 have has 主语 过去分词 其他 What has he eaten 他吃了什么 三 规则动词的过去式和过去分词的变化规则 1 一般动词 在词尾直接加 ed work worked worked visit visited visited 2 以不发音字母 e 冶结尾的动词 只在词尾加 d live lived lived love loved loved 3 以 辅音字母 y 结尾的动词 将 y 变为 i 冶 再加 ed study studied studied cry cried cried 4 以重读闭音节结尾 且末尾只有一个辅音字母 先双写该辅音字母 再加 ed stop stopped stopped drop dropped dropped 四 不规则动词的过去式和过去分词 be was were beenfind found founddo did done have had hadeat ate eatenmake made made go went gonelet let letsee saw seen put put put Step 2 即学即练 1 Have you met Mr Li A just B ever C before D a moment ago 解析 本题考查现在完成时的时间状语 A B 两项要用在实义动词 met 的前面 D 项是 一般过去时的时间状语 before 以前冶 所以本题选 C 2 The famous writer one new book in the past two years A is writing B was writing C wrote D has written 解析 本题考查时态 由时间状语 in the past two years 在过去的两年里 可知本题用现 在完成时 由此可知选 D 3 2013 天津中考 Is Tom at home No he to town A has been B has gone C goes D will go 解析 本题考查 has been to 和 has gone to 的区别 has been to 意为 去过了 has gone to 意为 去了 指还没有回来 句意为 汤姆在家吗 不 他到镇上 去了 由此可知选 B 4 2013 广东中考 Your shoes are so old Why don t you buy a new one Because I my money on an MP5 player A spend B have spent C am spending D was spending 解析 本题考查现在完成时的用法 现在完成时表示过去发生的动作对现在造成的影响 句意为 你的鞋子很旧了 为什么不买一双新的呢 因为我把所有的钱都花在买 MP5 上了 由此可知选 B Step 3 精讲点拨 1 be different from 和 不同 反义词是 the same as 与 一样 Eg My opinion is different from yours 我的意见和你的不同 2 so far 到目前为止 至今 等 until now 通常与现在完成时连用 Eg We haven t had any trouble so far 到上前为止 我们还没有遇到任何麻烦 3 find it 形容词 to do sth 发现做某事是 的 it 是形式宾语 不需翻译 用法 it adj to do sth 可以看作是动词 find 的宾语 Finally we found it impossible to finish the work in half an hour 最后 我们发现在半个小时内完成这些工作是不可能的 4 ask sb to do sth 要求某人做某事 I ask my mother to give me some money 否定形式 ask sb not to do sth 要求某人不要做某事 My mother ask me not to watch TV after nine o clock every night 5 count down 倒数 倒计时 They are counting down the day until the end of this summer holiday 6 look forward to 希望 盼望 期望 to 是介词 后面常接名词 代词或动名词 I am looking forward to seeing you soon Step 4 写作 用现在完成时描述自己的经历 如 一次旅行 一次活动 或自己做过的某一件有意义的 事情 When I was ten years old I went to Beijing with my parents I went to meet my uncle my aunt and my cous