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1、2020學(xué)年人教版英語精品資料 Unit 3 What were you doing when the UFO arrived Section A(1a-2c) 1.會讀及運(yùn)用以下新單詞和詞組：barber, bathroom, bedroom, kitchen, alien, bought, land, got, while，get out of, take off。 2.學(xué)習(xí)過去進(jìn)行時的構(gòu)成及用法。 3.掌握when 與while 引導(dǎo)的時間狀語從句。 【重難點(diǎn)預(yù)測】 1.過去進(jìn)行時的構(gòu)成與用法。　 2.when 與while的用法區(qū)別。 【新知導(dǎo)學(xué)】 1.—Wha

2、t are you doing? —I’m having an English class. 2.—Where were you at this time yesterday? —I was in the classroom. 3.—What were you doing at this time yesterday? —I was having a math class. 【自主預(yù)習(xí)】 1.請同學(xué)們先認(rèn)真閱讀學(xué)習(xí)目標(biāo)，然后仔細(xì)研讀課本P18—19，看完后將所學(xué)到的東西進(jìn)行歸納，畫出重要知識點(diǎn)，用紅筆做好疑難標(biāo)記。 2.試著讀一讀單詞表中本課時的新單詞（或詞組），將不會的單詞圈出來，

3、然后通過聽磁帶或求助于其他等方式將單詞讀準(zhǔn)、讀熟。 3.寫出下列動詞的現(xiàn)在分詞。 walk study clean_________________ make live arrive________________ shop___________ get cut___________________ 4.翻譯下列詞組，如有困難，可參考資料。 in f

4、ront of the library_________________ make a milk shake_____________________ sleep late cook dinner___________________________ get out of__________________________ talk on the phone_______________________ cut hair

5、 see the alien get out____________________ visit the Museum of Flight____________ land on______________________________ buy a souvenir______________________ go into a store_________________________ call the police______________________ take off_

6、_____________________________ 5.把下列句子譯成漢語，再模仿例句寫一個。 1) The girl was shopping when the alien got out. ______________________________________________________________________________________________________________________________________________________________　　　　　　　　　　　　　　　　　　　　　　　　 2) While the

7、 boy was walking down the street , the UFO landed. ______________________________________________________________________________________________________________________________________________________________ 6.模仿下面的對話編寫自己的對話。 1) A: What were you doing when the teacher came into the classroom?

8、B: I was talking with my partner. _______________________________________________________________________________ _______________________________________________________________________________ 2) A: What did you do while your mother was cooking? B: I did my homework. ________________________

9、_______________________________________________________ _______________________________________________________________________________ 【合作探究】 任務(wù)1：聽一聽課本1b,2a,2b的聽力訓(xùn)練題，注意聽前要利用Where were the people in the picture when the UFO landed and What was he /she doing when the UFO landed句式談?wù)撜n本上的圖片，可降低聽力難度

10、。 任務(wù)2：完成聽力之后，在小組內(nèi)共同完成課本P19上2c的活動。如： A: What was the man doing when the UFO took off? B: While the man was taking a photo, the UFO took off. C: When the UFO took off, the girl was… 任務(wù)3：仔細(xì)研讀課本P96的語法過去進(jìn)行時，在組內(nèi)交流過去進(jìn)行時的結(jié)構(gòu)及其用法。 _______________________________________________________________________

11、_____________________________________________________________________________________________________________________________________________________________________ 考點(diǎn)聚焦 ◆when和while的區(qū)別 when表示當(dāng)……時候,既指時間點(diǎn)，也可指一段時間；while表示當(dāng)……時候,只指一段時間，因此when引導(dǎo)的時間狀語從句中的動詞可以是終止性動詞，也可以是延續(xù)性動詞，而while從句中的動詞必須是延續(xù)性動詞。when從

12、句的動作和主句的動作可以是同時發(fā)生，也可以是先后發(fā)生；while 則強(qiáng)調(diào)主句的動作在從句動作的發(fā)生的過程中或主從句兩個動作同時發(fā)生，從句常用進(jìn)行時態(tài)。由when引導(dǎo)的時間狀語從句，主句用過去進(jìn)行時，從句應(yīng)用一般過去時；若從句和主句的動作同時發(fā)生，兩句都用過去進(jìn)行時的時候，多用while引導(dǎo)，如： When the teacher came in, we were talking. =While we were talking, the teacher came in. They were singing while we were dancing.不說They were singing

13、 when we were dancing. when和while 還可作并列連詞。when表示“在那時”；while表示“而，卻”，表對照關(guān)系。如： 1. The girl was running across the road when a motor bike knocked her down. 那女孩正要跑過馬路，這時一輛摩托車把她撞倒。 2. He is tall while his father is short. 他長得很高，而他爸爸卻很矮。 練一練：用when和while填空 1._________ the boy was walking to school

14、, he saw a bird in a tree. 2._________I left the classroom, the students were cleaning the blackboard. 3. I was surfing the Internet _________my parents were watching TV. 4. It was snowing heavily __________we got home. 【學(xué)案整理】 ______________________________________________________

15、______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ Section A (1a – 2c) 練一練：1.While 2.When 3.while 4.when.