英语选择题的答案:

1.it____5yearssincewekneweachother.AisBhadbeenCwillbeDwas2.she_____sadsinceyouwentawa... 1. it ____ 5 years since we knew each other. A is B had been C will be D was
2. she _____ sad since you went away. A has been B is C was D had been
3.i ____ him for two months. A got to know B have got to know C have know D knew
为什么?
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lili1972lili
2011-01-23 · TA获得超过4658个赞
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(A)1. It____ 5 years since we knew each other. A is B had been C will be D was
( A )2. she _____ sad since you went away. A has been B is C was D had been
(D)3.I ____ him for two months. A got to know B have got to know C have know D knew
这几道题都是现在完成时部分的,涉及到延续性动词和非延续性动词的用法以及与之转换的几个句型。
第一题:
1、主语+have/has +done(动词的过去分词)+for+时间段/since---.
=It's/has been+时间段+since从句(从句用一般过去时).
=时间段+has passed +since从句(从句用一般过去时).
例如:这本书我已经买了三天了。
I bought this book three days ago.(buy 为非延续性动词不能与时间段连用,但可与一般过去时连用)
=I have had this book for three days/since three days ago..(buy 为非延续性动词用have 替换)
=It's/has been three days since I bought this book.
=Three days has passed since I bought this book.
第一题为句型,故选择A
第二题:自从你离开后她很悲伤。
主语+have/has +done(动词的过去分词)+for+时间段。
=主语+have/has +done(动词的过去分词)+since+时间段+ago.
=主语+(动词的过去分词)+since从句(从句用一般过去时).
第三题:非延续性动词不能与how long /for---/since---连用但可与一般过去时连用
get to know 不延续用know替换

延续性动词与非延续性动词及其转换
动词按其动作发生的方式、发生过程的长短可分为延续性动词与非延续性动词。
一.延续性动词表示能够延续的动作,如:learn, work, stand, lie, know, walk, keep, have, wait, watch, sing, read, sleep, live, stay等。延续性动词可以与表示时间段的状语连用。
表示时间段的短语有:for+一段时间,for 2 years; since从句,since he came here; since+时间点名词,since last year, since 5 days ago; how long; for a long time等。
二.非延续性动词也称终止性动词、瞬间动词,表示不能延续的动作,这种动作发生后立即结束。 如:open, die, close, begin, finish, come, go, move, borrow, lend, buy等。非延续性动词在肯定句中与表示时间点的状语连用,如:two years ago; at 5 o'clock;否定的终止性动词可以与表示时间段的时间状语连用。
三.延续性动词与非延续性动词之间的转换:leave --- be away, borrow --- keep, buy --- have, begin/start --- be on, die --- be dead, finish --- be over, join --- be in+组织机构, be a member of+组织机构, open sth --- keep sth open, fall ill --- be ill, get up---be up, catch a cold --- have a cold, come here --- be here, go there --- be there, become --- be, come back --- be back, fall asleep --- be asleep, get to/ arrive/reach --- be (in), leave --- be away from, get to know --- know, go (get) out →be out, put on→ wear;catch a cold →have a cold等。 例:The old man died 4 years ago. ----The old man has been dead for 4 years. ---- It is 4 years since the old man died. ----Four years has passed since the old man died. He joined the Party 2 years ago. -----He has been in the Party for 2 years. I bought the book 5 days ago. ---- I have had the book for 5 days.
补充练习:

1. When he arrived at the bus stop, the bus ________ for 20 minutes.A. has left B. had left C. has been away D. had been away
2. I ______ the League for 5 years so far.
A. joined B. have joined C. have been in
3.The factory ___since the February of 1988.
A . has been open B. has opened
C. was open D. opened
4. Mary and Rose _______friends since they met in 2000. A. have made B. have been C. made D. have become
5.You mustn't ________ until he comes back.
A. be away B. leave C. be left
6.The meeting _______ for a week now.
A. has finished B. has ended C. has been over
7.Miss Gao ___ this school for nearly 5 years.
A. has been in B. has come to C. has taught
8.Ben ______ a teacher for 4 years .
A. has been B. has become C. was D. became
9. I ______ home for a week. A. have returned B. have been back C. returned
10. How long _______ he ________ ?
A. died B. has, died C. has, been dead
11. He ______ at eight yesterday afternoon.
A. slept B. was sleeping C. has sleep D. had slept
12.He ________ the car for a week.
A. bought B. has bought C. has had
13.-How long ___ you _____ ill ?Two weeks.
A. did fall B. have, fell C. have, been
14.Since 2000, he _____ his hometown. A. has left B. has moved away C. has been away from
15.I'll lend you the book , but you can only ___ it for 2 days. A. borrow B. keep C. take
16.The bus ___ on the road for 2 hours so far.
A. has stopped B. stopped C. has been
17.Are you _____ the jacket these days?
A. wearing B. putting on C. dressing D. on
18.He ________ for 2 hours.
A. got up B. has got up C. has been up
19. Tom is ill in hospital. He _______ a cold for several days. A. is B. catches C. has caught D. has had
20.How long can I ___the book? Two weeks.
A. borrow B. lend C. get D. keep
把这份材料好好看看吧,希望能帮到你!
temmk6
2012-12-30
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Let's to the Children's Palace
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mouguancheng96
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A A C
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