七年級英語下冊 Unit 4 Amazing things Grammar A精品學(xué)案 牛津譯林版

1、unit 4 amazing things grammar a課 題unit 4 grammar a學(xué)習(xí)目標(biāo)知識目標(biāo)了解掌握行為動詞過去式的構(gòu)成，了解一般過去時的結(jié)構(gòu)和用法。能力目標(biāo)根據(jù)情境正確使用一般過去時談?wù)撨^去的事件。情感目標(biāo)學(xué)習(xí)重點(diǎn)了解并掌握一般過去時的構(gòu)成及用法。學(xué)習(xí)難點(diǎn)根據(jù)情境正確使用一般過去時談?wù)撨^去的事件。課前自學(xué)一、當(dāng)我們談?wù)撨^去的事情時，我們用一般過去時。大家是否觀察到動詞在過去時中的變化呢？1.你所理解的一般過去時，舉例說明：_2.這些詞想變身，你能把他們變成-ed形式嗎？search_ answer_ play_kick_ love_ carry_start_ use_

2、 chat_回頭看看你所變化后的詞尾，你發(fā)現(xiàn)規(guī)律了嗎？_+ed,如：walk_+d,如：move_-y+ied,如：study_雙寫_+ed,如：stop_動詞過去式的變化并不都是規(guī)則的，也有不規(guī)則的，看：不改變，如：cost -cost put- put let-let改變元音字母，如：come- came write -wrote ring-rang know knew改變輔音字母，如：make- made spend -spent send -sent buildbuilt改變元音和輔音字母，如：do-did see-saw have-had find-found 二、剛才的不規(guī)則動詞過

3、去式變化你都記住了嗎？挑戰(zhàn)一下吧go_ get_ give_ take_spend_ see_ have_ tell_做好了嗎？趕快完成p67 part a2四、行為動詞過去時的否定句和一般疑問句是如何構(gòu)成的呢？can you work out the rule?否定句：_+動詞原形,did not = _一般疑問句：_+ （主語）+動詞原形? yes,主語+_ /no,主語+_理解嗎？來實(shí)踐一下吧，打開書p67，完成part a3 millie 和daniel的對話 課堂交流展示（一）展示交流：、預(yù)習(xí)情況交流ii、重點(diǎn)、難點(diǎn)交流分析。如：一般過去時的用法：a. 表示過去的動作或狀態(tài)，常和明確

4、的過去時間狀語連用，如：yesterday, last week, three days ago, in 1998等，或與由when引導(dǎo)的從句。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. 也可以表示過去某一段時間內(nèi)經(jīng)?；蚍磸?fù)出現(xiàn)的動作。句子中常帶有every day, often, usually, always, sometimes等時間狀語。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.在過去的幾年里，每逢暑假我總是出去旅游。c. 也可以用“used to +動詞原形”表示過去經(jīng)?；蚍磸?fù)的動作。如：we used to get up early. 我以前總是早起。（意指現(xiàn)在不早起了）（一） 合作探究：選用恰當(dāng)?shù)臅r態(tài)，用括號內(nèi)動詞的正確形式填空。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.課外拓展探究用詞的適當(dāng)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?課堂達(dá)標(biāo)檢測一、用詞的適當(dāng)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、按要求寫句子1. i didnt buy any books. (改成肯定句)i _ _ books.2. he broke the window just now.（改成一般疑問句）_ he _ the window just now?3. the wind blow gently.（改成過去時）the wind _ _.4. i did my h

9、omework （改成否定式）i _ _ my homework.三、用詞的適當(dāng)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.學(xué)習(xí)感悟：第5 課時grammar a一、用詞的適當(dāng)形式填空1. drank 2.did , finish 3.left 4.bought 5.didnt find二、按要