延续性动词和非延续动词转换和练习.doc

1、终止性动词与延续性动词之间的转换终止性动词 ( 也可称为非延续性动词, 瞬间动词 , 点动词或短暂性动词 ), 如 begin,start,die,buy,leave,come等 , 表示动作的发生与结束于一瞬间完成, 不能再延续 , 所以它的现在完成时不能和表示延续的时间状语连用 , 即不能与表示一段时间的状语,for+时间段 , since+ 时间点 / 从句连用 , 也不能用在 how long引导的特殊疑问句中 .终止性动词要表示持续时, 可用以下方法 :. 将时间状语改为时间段+ ago,句中谓语动词用一般过去时 .eg. 我弟弟参军两年了 . My brother joined t

2、he army two years ago. 若保留for+ 时间段 ,since+ 时间点 / 从句 ,或用在 how long句型中 , 则需将终止性动词改为相应的状态动词或延续性动词The film started two hours ago The film has been on for two hours常见短暂性动词与延续性动词的转换. be型1. go there - be therehere be hereback be back be dead be away(from) be open be closedget out be outend- be over beup be

3、 upstart(上演 ) be on13. fall asleep- be asleepillbe ill15. move here/there -be here/there 16. get to-be at/inat / in-be at / in- be at/inmarried -be marriedjoin the Party- be in the Party / be in/be a member ofbe a Party member/ be a member of the Party.实义动词型keep2. buy haveto teach teach4. get to kno

4、w knowon wear6. receive-havea cold have a coldfrom have a letter from注意点1上述例词除borrowbuy catch需转换为keephave外，其余均为“beadj adv n”结构。2非延续性动词并非不可用于现在完成时态中，只是不能和表示“一段”时间的短语连用，但可与just，yet ， already， ever ， never 等连用。例如：They have already comeHe has just gone out延续性动词与非延续性动词专项练习1. When he arrived at the bus st

5、op, the bus _ for 20 minutes.A. has leftB. had leftC. has been away D. had been away2. I _ the League for 5 years so far.A. joinedB. have joinedC. have been in3. The factory _ since the February of 1988.A . has been openB. has openedC. was openD. opened4. Mary and Rose _friends since they met in 200

6、0.A. have madeB. have beenC. madeD. have becomemustnt _ until he comes back. A. be awayB. leaveC. be leftmeeting _ for a week now.A. has finishedB. has endedC. has been overGao _ this school for nearly 5 years.A. has been inB. has come toC. has taught_ a teacher for 4 years .A. has beenB. has become

7、C. wasD. became9. I _ home for a week.A. have returnedB. have been backC. returned10. How long _ he _A. diedB. has, diedC. has, been dead11. He _ at eight yesterday afternoon.A. sleptB. was sleepingC. has sleepD.hadslept_ the car for a week. A. boughtB. has boughtC. has hadlong _ you _ ill-Two weeks

8、.A. did fallB. have, fellC. have, been2000, he _ his hometown.A. has leftB. has moved awayC. has been away fromll lend you the book , but you can only _ it for 2 days.A. borrowB. keepC. takebus _ on the road for 2 hours so far.A. has stoppedB. stoppedC. has beenyou _the jacket these daysA. wearingB. putting onC. dressingD. on_ for 2 hours. A. got upB. has got upC. has been up19. Tom is ill in hospital. He _ a cold for sever