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1、When I He was doing When I called him up,he was sleeping.While I He was doing While I walked to school,he was having breakfast.While I was doingHe was doing While I was reading the newspaper,he was watching TV.1.昨晚八点你在做什么？昨晚八点你在做什么？What _ at eight last night?2.我在冲澡。我在冲澡。I _.根据汉语意思完成句子。根据汉语意思完成句子。wer
2、e you doingwas taking a shower3.暴风雨来的时候她在做什么？暴风雨来的时候她在做什么？What _ at the time of the rainstorm?4.她在做家庭作业。她在做家庭作业。She _.was she doingwas doing her homework5.暴风雨来的时候他在做什么？暴风雨来的时候他在做什么？What was he doing _ the rainstorm came?6.暴风雨来的时候他在图书馆看书。暴风雨来的时候他在图书馆看书。He was reading in the library _.whenwhen the rai
3、nstorm came7.开始下大雨的时候本在做什么？开始下大雨的时候本在做什么？What was Ben doing _ it began to rain heavily?8.开始下雨的时候本在帮他妈妈做晚饭。开始下雨的时候本在帮他妈妈做晚饭。When it began to rain,Ben _ his mom make dinner.whenwas helping9.琳达在睡觉的时候，珍妮在做什么？琳达在睡觉的时候，珍妮在做什么？What was Jenny doing _ Linda was sleeping?10.琳达在睡觉的时候琳达在睡觉的时候,珍妮在帮助玛丽珍妮在帮助玛丽 做作业
4、。做作业。_,Jenny was helping Mary with her homework.whileWhile Linda was sleeping1.构成及用法构成及用法 过去进行时过去进行时由由“was/were+动词动词-ing”构成，表示在构成，表示在过去某一时刻或某一段过去某一时刻或某一段时间正在进行的动作时间正在进行的动作。常。常与过去进行与过去进行时连用的时间状语时连用的时间状语有有at eight/nine.(oclock)yesterday morning,at that time，from eight to ten yesterday morning等。等。过去进行时
5、表示过去进行时表示过去正在进行的动作过去正在进行的动作,而一般过去时则表示一个而一般过去时则表示一个完整的动作。完整的动作。e.g.They were writing letters to their friends last night.昨晚他们在写信给他们的朋友。昨晚他们在写信给他们的朋友。(没有说明信是否写完没有说明信是否写完)They wrote letters to their friends last night.他们昨晚写了信给他们的朋友。他们昨晚写了信给他们的朋友。(表达了他们已写好的意思表达了他们已写好的意思,整个写的过整个写的过 程已完成。程已完成。)1.While I w
6、as sleeping in the bedroom,someone knocked at the door.2.David fell while he was riding his bike.主句的动作是短暂性的，从句的动主句的动作是短暂性的，从句的动作是持续性的，此时用作是持续性的，此时用_引导引导从句，主句用从句，主句用_时态，从时态，从句用过去进行时态。句用过去进行时态。一般过去一般过去while3.While Andy was waiting for the bus,he was reading a newspaper.4.He was cleaning his car while
7、I was cooking.主句和从句的动作在过去的某时刻或某主句和从句的动作在过去的某时刻或某段时间同时发生段时间同时发生,而且动作都是持续性而且动作都是持续性的的,此时用此时用_引导从句引导从句,而且主句而且主句和从句都用和从句都用_时态。时态。过去进行过去进行whileLook at the table and write sentences with both while and when.John Mary take photos buy a drink play the piano leave the house clean his room turn on the radio s
8、hop take the car to the car wash4a1.While John was taking photos,Mary bought a drink.John was taking photos when Mary bought a drink.2.While John was playing the piano,Mary left the house.John was playing the piano when Mary left the house.3.While John was cleaning his room,Mary turned on the radio.
9、John was cleaning his room when Mary turned on the radio.4.While John was shopping,Mary took the car to the car wash.John was shopping when Mary took the car to the car wash.Fill in the blanks with was,were,when or while.At 7:00 a.m.,I woke up._ I _ makingmy breakfast,my brother _ listening to the r
10、adio._ I was eating,the radio news talked about a car accident near our home.My brother and I went out right away to have a look._ we got to the place of the accident,the car _ in bad shape from hitting a tree.But luckily,the driver _ fine.The roads _ icy because of the heavy snow from the night bef
11、ore.While was wasWhile When waswaswere4b 用用when或或while填空。填空。1._ we were talking in the classroom,the teacher came in.2._ they got to the airport,it was raining.3._ she was reading a book,the phone rang.WhileWhenWhile4._ I saw the boy,he was wearing a new coat.5._ he was reading,he fell asleep.WhenWhileMake some dialogues with the phrases and sentences in 4c.