【正文】 本書后，你可以借閱。②When the manager es here for a visit next week，Ill talk with him about this．下周，經(jīng)理來這參觀時(shí)，我會(huì)和他談?wù)劥耸?。三、when用于表示“一……就……”的句型中（指過去的事情）。sb．had hardly（＝scarcely）done sth．when．．．＝Hardly ／ Scarcely had sb．done sth．when．．．①I had hardly ／scarcely closed my eyes when someone knocked at the door．＝Hardly ／ Scarcely had I closed my eyes when someone knocked at the door．我剛一閉上眼，就有人在敲門了。②I had hardly ／scarcely entered my room when the telephone rang．＝Hardly ／Scarcely had I entered my room when the telephone rang． 我剛一走進(jìn)房門，電話就響了。Whenwhileas的區(qū)別①when是at or during the time that, 既指時(shí)間點(diǎn)，也可指一段時(shí)間；while是during the time that，只指一段時(shí)間，因此when引導(dǎo)的時(shí)間狀語從句中的動(dòng)詞可以是終止性動(dòng)詞，也可以是延續(xù)性動(dòng)詞，而while從句中的動(dòng)詞必須是延續(xù)性動(dòng)詞。②when 說明從句的動(dòng)作和主句的動(dòng)作可以是同時(shí)，也可以是先后發(fā)生；while 則強(qiáng)調(diào)主句的動(dòng)作在從句動(dòng)作的發(fā)生的過程中或主從句兩個(gè)動(dòng)作同時(shí)發(fā)生。③由when引導(dǎo)的時(shí)間狀語從句，主句用過去進(jìn)行時(shí)，從句應(yīng)用一般過去時(shí)；如果從句和主句的動(dòng)作同時(shí)發(fā)生，兩句都用過去進(jìn)行時(shí)的時(shí)候，多用while引導(dǎo)，如： the teacher came in, we were ，則為：While we were talking, the teacher came were singing while we were dancing.④when和while 還可作并列連詞。when表示“在那時(shí)”；while表示“而，卻”，表對(duì)照關(guān)系。如： children were running to move the bag of rice when they heard the sound of a motor ，這時(shí)他們聽到了摩托車的聲音。 is strong while his brother is ，而他弟弟卻很瘦弱。過去進(jìn)行時(shí)練習(xí)題一、用動(dòng)詞的適當(dāng)形式填空。 we __________(wait)for the bus, a girl __________(run)up to __________(telephone)a friend when Bob __________(e) __________(jump)on the bus as it __________(move) __________(test)the new machine when the electricity __________(go) __________(not want)to stay in bed while the others ________(all, work)in the mother ________(put)Cathy to bed, the door bell ________(ring). I __________(walk)in the park, it __________(begin)to when she ___________(be)a child she _____ _____(already, think)of being a ballerina(芭蕾舞演員). was quite late at __________(read)and Amy __________(ply)her needle when they __________(hear)a knock at the __________(be)a group round the fire when they __________(reach) old woman __________(sit)on the ground near the kettle。two small children __________(lie)near her。a donkey __________(bend)his head over a tall _____(have)my breakfast at half past six yesterday _____(go)over her lessons from six to seven last and peter ____(do)the same _____ you ___(do)at that time? We _____(watch) your father at home yesterday evening? Yes ,he _____(listen)to the _____(not make)a model ship when I saw they ____(have)a meeting at 4 yesterday afternoon? No, they _____(clean)the it ______(rain)when you left school? Yes, it ____.(No, it ____) _____ your father _____(do)when he was your age? day, Edison _____(wait)for a train to arrive, and suddenly a little boy ran to the track(軌道)to asked me if I ______(go)fishing that three of them were in a hurry because their plane _____(leave)in five a letter, john told us that he _____(e)to china next the bell rang, jenny _____(wait)in her _____(make)her dress the whole my father ____(look)through the evening paper, he suddenly ____ a 、選擇題。 ______ cooked a meal when you _____ , were ringing cooking, rang cooking, were ringing , rang said he _____ to draw a plane on the blackboard at that trying try she ______ TV, she ______ a sound outside the watching, was hearing , was hearing , heard watching, heard _____ a football game from 7 to 9 last watching watching book ____ you ______ when I ____ you at four yesterday afternoon? , read, was seeing , read, saw , reading, saw , reading, was seeing was Friday and _____ ready to fly to getting getting Feng _____ always _____ of others when he ______ in the , thinking, was , thinking, is , think, is , thinking, was girl ______ my pen fall off the table when she _____ , passed seeing, passed seeing, passed seeing, was passing ____ for tom at ten last often kept us waiting, waiting waiting, wait, waiting , wait ____ his father on the farm the whole afternoon last help helping helping mother _______ some washing, I _____ a kite for , made doing, made doing, was making , was making 12.“_______ you angry then?” “they ______ too much noise.”, were making, were making, made, made ____ some cooking at that time, so _____ me , heard , didn’t hear doing, heard doing, didn’t hear time yesterday jack _____ his _____ TV , didn’t watch repairing, watched, watched repairing, wasn’t watching parents wanted to know how he _____ on with his new getting getting get三、翻譯。1．昨天這個(gè)時(shí)候你們英語老師在做什么？她在和一些家長(zhǎng)談話嗎？ 2．當(dāng)我離開的時(shí)候他正在畫一幅世界地圖。3．當(dāng)你看見他們的時(shí)候他們?cè)诟墒裁矗克麄冊(cè)诖驋呓淌摇?．那時(shí)二班的學(xué)生沒在操場(chǎng)上踢足球，他們?cè)诖蚧@球。5．一天，母親下班回家的時(shí)候，約翰在寫給一個(gè)朋友寫信。6．上周五一下午，學(xué)生們?cè)诟墒裁?？他們一直在往墻上貼海報(bào)。7．昨天這個(gè)時(shí)候，一些學(xué)生在植樹,一些學(xué)生在給小樹澆水。8．老師走進(jìn)教室的時(shí)候，學(xué)術(shù)們正在談?wù)摦?dāng)天的新聞。9．老虎等猴子的時(shí)候，他聽到一個(gè)聲音。？是的，天正下著大雨。