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1、Unit 5What were you doing when the rainstorm came?,第三課時(Grammar Focus4c)單元同步語法精講精練,定義：表示在過去某一時刻或某一段時間內(nèi)正在進行的動作。 構(gòu)成： was/wereving(第一人稱單數(shù)和第三人稱單數(shù)用was，其余用were) 句型結(jié)構(gòu) 肯定句：主語was/wereving其他 否定句：主語was/werenotving其他 一般疑問句：Was/Were主語ving其他？ 回答：Yes，主語was/were；No，主語wasnt/werent. 常用的時間狀語 at that time，this time yes

2、terday，at the time of...，when一般過去時的時間狀語從句等。,與一般過去時的區(qū)別 過去進行時表示在過去某一時刻或某一段時間內(nèi)發(fā)生的動作，強調(diào)動作正在進行；一般過去時表示過去發(fā)生的動作，多側(cè)重于動作已經(jīng)完成。,When引導(dǎo)的時間狀語從句：說明一個動作發(fā)生時，另一個動作正在進行；也可表示某一動作正在進行時，另一動作發(fā)生了。 eg：When the teacher came into the classroom，we were reading English.當(dāng)老師走進教室時，我們正在讀英語。 When Kate was flying a kite，she found a

3、wallet lying on the ground.當(dāng)凱特正在放風(fēng)箏時，她發(fā)現(xiàn)地上有個錢包。 While引導(dǎo)的時間狀語從句：表示某個動作正在進行的同時，另一動作也在進行之中，這時主從句都用進行時態(tài)，有對同類的兩個動作進行對比的意味；也可表示某個動作正在進行時，另一動作發(fā)生了(該動作用一般過去時)。,eg：While I was playing the piano，she was dancing.當(dāng)我正在彈鋼琴的時候，她正在跳舞。 While she was reading，the telephone rang.當(dāng)她正在看書時，電話鈴響了。,一、根據(jù)句意，用when或while完成句子。 1_

4、_____ Jim was reading，Lucy came into his room. 2_____ I was ten years old，I could play the piano very well. 3What were you doing ______ the wind came? 4I was sleeping _______my mother was cooking breakfast. 5______ the accident happened，I was standing in front of the library.,While,When,when,while,W

5、hen,二、單項選擇。 6My mother __ __ the dishes when I got home.(煙臺中考) Ahas washedBis washing Cwashed Dwas washing 7Our classmates went to a concert yesterday afternoon.(泰安中考) What a pity！I __ __ my homework. Ado Bwas doing Cam doing Dwill do 8I saw Jeff in the park.He __ __ on the grass and reading a book.

6、(河北中考) Asits Bsat Cis sitting Dwas sitting,D,B,D,9Why did the car hit the boy？(天津中考) Because the driver __ __ on the phone at that time. Atalk Bis talking Cwas talking Dhave talked 10Did you watch the football match on TV last night? I wanted to，but my mother __ __ her favourite TV programme. Awatch

7、es Bwatched Cwas watching Dis watching,C,C,三、句型轉(zhuǎn)換。 11She was making_dinner when her brother came back.(對畫線部分提問) ___________ she ________when her brother came back? 12Lucy was reading in_the_library when the rainstorm came.(對畫線部分提問) ___________ Lucy _________ when the rainstorm came? 13I was doing my homework when my father came into my room.(改為同義句) _______ I __________my homework，my father came into my room.,What was,doing,Where was,reading,While,was doing,14Lucy cut her hair last Monday.(用at 4：00 yesterday afternoon改寫句子) Lucy ___________ her hair at 4：00 yesterday afternoon.,was cutting,