八年级下册英语过去进行时讲义及答案

1、过去进行时（讲义） 【知识点睛】一、过去进行时基本结构及句型句式转换二、过去进行时用法：1过去某一时刻正在进行2过去某一段时间正在进行3过去进行表示过去将来三、when 和 while 的异同1相同点：当时间状语从句为过去进行时时，二者通用2不同点：1)当主句在前，表示事情发生的背景氛围时，when 表示突然；2)while 表示一段时间，动词多为可持续性的 四、学海拾贝五、综合训练附：常见的延续性动词和终止性(非延续性或瞬间性)动词延续性动词终止性(非延续性或瞬间性)动词延续性动词表示的动作不但可以延续，而且可以产生持久的影响。它表示的动作不能延续，也就是说动作一旦发生就立即结束，并产生某种

2、结果。be，have，keep，know，learn，lie， live，read，sing，sleep，stand，stay，wait，walk，watch 等accept，arrive，become，begin，borrow，break，buy， catch，close，come，die，end，fall，finish，get，give， go，join，leave，put，reach，receive，shut，start，stop 等【学海拾贝】Lesson 7Too LateThe plane was late and detectives /di'tektiv/ were w

3、aiting at the airport all morningThey were expecting /ik'spekt/ a valuable/'væljubl/ parcel /'p:sl/ of diamonds /'daimnd/ from South AfricaA few hours earlier，someone had told the police that thieveswould try to steal the diamondsWhen the plane arrived，some of the detectives wer

4、e waiting inside the main building while others were waiting on the airfieldTwo men took the parcel off the plane and carried it into the Customs House (n. 海 关 )While two detectives were keeping guard (v.站岗) at the door，two othersopened the parcelTo their surprise，the precious parcel was full of sto

5、nes and stand!【精讲精练】一、过去进行时基本结构及句型句式转换1. Joy was listening to the tape at 8 a.m. yesterday(改为否定) Joyto the tape at 8 a.m. yesterday2. They were playing basketball from 4 to 6 yesterday afternoon(改为一般疑问句，并作肯定回答) basketball from 4 to 6 yesterday afternoon?3. Linda was doing her homework at 7 p.m. yest

6、erday(划线提问) Lindaat 7 p.m. yesterday二、过去进行时用法：()4. Were you at home at 9:00 last night? I called you but nobody answeredSorry，Iat that timeAtake a showerBtook a shower Cwas taking a showerDam taking a shower()5. Jessica，I called you at 9:00 last night，but nobody answered the phoneIm sorryWea birthda

7、y partyJane Ahad；withBwere having；forCare having；forDhad；for()6. My fathera newspaper at 7:00 yesterday morning Ais readingBwas readingCwere readingDread()7. Theya football game from 8 to 10 last night Awere watchingBwatchCwatchedDare watching ()8. My father and Ithe house all morningAhas cleanedBha

8、d cleanedCwere cleaningDcleaned9. 昨天一整天约翰都在为考试学习。(翻译句子)Johnthe exams 10. He told me that he (go) to America soon11. She said she (leave for) Japan the next month12. 昨天莉莉跟着她的小狗看它要去哪里。Lilyher dog yesterday()13. Whatyou _ when your mother left home?Aare；doingBwere；doingCwas；doingDdid；do()14. Jenny in t

9、he kitchen when you called her at 5 oclock yesterdayAis cookingBwas cookingCcooksDcooked()15. While she was working，I wasTV Ais watchingBwatchesCwatchedDwas watching()16. While mom was doing some washing，Ia kite for KateAmakesBmadeCwas makingDis making三、when 和 while 的异同不同点：1)当主句在前，表示事情发生的背景氛围时，when

10、表示突然；17. I was doing my homeworkmy mother came in18. John was riding his bicycle he saw the alien19. he came yesterday，we were playing cards20. you called，I was taking a shower21. What were you doingYang Liwei went into space?22. She her(water) the flowers when I _ (come) to()23. We were having a me

11、eting we heard a shout for helpAwhileBasCwhenDfor()24. The couple were watching TVthe thief came into the houseAwhenBwhileCforDbecause不同点：2)while 表示一段时间，强调动作同时发生。25. While he(water) the garden，his wife was cooking in the kitchen26. Tom was watching television while Jane(do) her homework27. While mot

12、her(prepare) lunch，Jenet(set) the table28. While mother(watch) TV，I(make) a kite29. Tom(work) in the garden while I(sit) in the sun()30. Mother was cooking father was watching TV AwhileBwhenCasDfor()31. He was watching TVhis son was doing his homeworkAwhileBwhenCduring相同点：当时间状语从句为过去进行时时，二者通用32. I wa

13、s walking to the park yesterday，I met Jerry33. We arrived in Tianjinit was snowing34. My sister came into the bedroom while I (dance)35. My younger brother(fall) while he (ride) hisbicycle and hurt himself36. 正当他们扫地的时候，老师进来了。While theythe floor，the teacher came in()37. While sheTV，shea sound outside

14、 the room Awas watching；was hearingBwatched；was hearing Cwatched；heard Dwas watching；heard()38. While two menat the door，two others went into the houseAkept guardBwere keeping guardCwere kept guardDhave kept guard四、综合训练39. While he(write) a letter，his brother (draw) a picture40. she(feed) the chicke

15、ns at 5:00 yesterday afternoon?41. My mother(not wash) clothes at that time42. My father(mend) his bike when I reached home43. While I(walk) in the park，I saw some children flying kites44. Jane(wait) for me when I(arrive)45. Jim away(jump) on the bus when it (move)46. She(not want) to stay in bed wh

16、ile the others (work) in the fields47. When I(play) in the park，it _ (begin) to rain【参考答案】1 wasnt listening 2 Were they play Yes，they were3 What was；doing 4 C5 B6-8 BAC9 was studying for；all day yesterday 10 was going11 was leaving for12 followed；to see where it was going 13-16 BBDC17when 18when 19When 20When 21when22was watering；came 23-24 CA25was watering26was doing27was preparing；was setting 28was watching；was making 29was working；