七年级英语下册 Unit 4 Amazing things Grammar A精品学案 牛津译林版

1、unit 4 amazing things grammar a课 题unit 4 grammar a学习目标知识目标了解掌握行为动词过去式的构成，了解一般过去时的结构和用法。能力目标根据情境正确使用一般过去时谈论过去的事件。情感目标学习重点了解并掌握一般过去时的构成及用法。学习难点根据情境正确使用一般过去时谈论过去的事件。课前自学一、当我们谈论过去的事情时，我们用一般过去时。大家是否观察到动词在过去时中的变化呢？1.你所理解的一般过去时，举例说明：_2.这些词想变身，你能把他们变成-ed形式吗？search_ answer_ play_kick_ love_ carry_start_ use_

2、 chat_回头看看你所变化后的词尾，你发现规律了吗？_+ed,如：walk_+d,如：move_-y+ied,如：study_双写_+ed,如：stop_动词过去式的变化并不都是规则的，也有不规则的，看：不改变，如：cost -cost put- put let-let改变元音字母，如：come- came write -wrote ring-rang know knew改变辅音字母，如：make- made spend -spent send -sent buildbuilt改变元音和辅音字母，如：do-did see-saw have-had find-found 二、刚才的不规则动词过

3、去式变化你都记住了吗？挑战一下吧go_ get_ give_ take_spend_ see_ have_ tell_做好了吗？赶快完成p67 part a2四、行为动词过去时的否定句和一般疑问句是如何构成的呢？can you work out the rule?否定句：_+动词原形,did not = _一般疑问句：_+ （主语）+动词原形? yes,主语+_ /no,主语+_理解吗？来实践一下吧，打开书p67，完成part a3 millie 和daniel的对话 课堂交流展示（一）展示交流：、预习情况交流ii、重点、难点交流分析。如：一般过去时的用法：a. 表示过去的动作或状态，常和明确

4、的过去时间状语连用，如：yesterday, last week, three days ago, in 1998等，或与由when引导的从句。eg. i saw him yesterday. she bought the bike two years ago. he was there just now.where did you live when you were young?b. 也可以表示过去某一段时间内经常或反复出现的动作。句子中常带有every day, often, usually, always, sometimes等时间状语。如：when i studied in the

5、university, i read aloud every morning. in the past few years i usually went touring during my summer vocations.在过去的几年里，每逢暑假我总是出去旅游。c. 也可以用“used to +动词原形”表示过去经常或反复的动作。如：we used to get up early. 我以前总是早起。（意指现在不早起了）（一） 合作探究：选用恰当的时态，用括号内动词的正确形式填空。last year mr. smith _ (go ) to china and japan. he _ (hav

6、e) a wonderful time. he _ (do) a lot of different things and _ (talk) to a great number of different people. he _ (eat) chinese and japanese food and _ (visit) a lot of interesting places. when he _ (go) back to england, he _ (get) very tired.课外拓展探究用词的适当形式填空1._ you _ (finish) your homework yesterday

7、?2.i _ (eat) some eggs and bread in this morning.3. her mother _ (not give) the girl any present.4. _ you _ (do ) your housework last night?5. what _ you _ (draw) on that paper just now?课堂达标检测一、用词的适当形式填空1. he ate some bread and _ (drink) some milk.2. _ he _ (finish) his homework last night?3. my gra

8、ndfather _ (leave) hongkong for new york in 1998.4. last week i _ (buy) a new bike.5. he _ (not find ) his key last night.二、按要求写句子1. i didnt buy any books. (改成肯定句)i _ _ books.2. he broke the window just now.（改成一般疑问句）_ he _ the window just now?3. the wind blow gently.（改成过去时）the wind _ _.4. i did my h

9、omework （改成否定式）i _ _ my homework.三、用词的适当形式填空a week ago, kitty and ben _ (be) in the countryside. at first, the wind _ (blow) lightly. the leaves _ (blow) slightly in the wind. they _ (fly) their kite happily in the gentle breeze. suddenly, the wind _ (become) stronger. the clouds in the sky _ (move)

10、 quickly. leaves _ (fall) from trees. the string on bens kite _ (break). the sky became dark. kitty and ben _ (go ) home immediately. kitty and ben _ (stay) at home. they _ (watch) tv. the wind became much stronger. it _ (blow) fiercely（猛力的）. it became a typhoon. trees fell down. ships and boats _ (sink) in the big waves. the typhoon _ (pass) quickly. the wind became gentler. the big clean-up _ (begin) immediately. kitty and ben went outside again.学习感悟：第5 课时grammar a一、用词的适当形式填空1. drank 2.did , finish 3.left 4.bought 5.didnt find二、按要