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有关现在完成时的英语选择题,并帮忙详说下现完和过完的考点,来专家!有赏!

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有关现在完成时的英语选择题,并帮忙详说下现完和过完的考点,来专家!有赏!
1、Jim is on a basketball team.He the team since two years ago.
A.joined B.has been on
2、Mary is my best friend.We since we were children.
A.became friends B.have been friends C.have become friends
1,没答案,空里需要填has been in或者has been a member of
2,B
涉及此类瞬间性动词用于完成时态中,需注意以下几点:
I.常见的非延续动词及其相应替换词:die-be dead,arrive-be here/there(到达)
join-be in/be a member of(加入),
leave-be away from(离开),go-be,finish-beover,
buy-have/keep,borrow-have/keep,getup-beup,
fall asleep-beasleep,puton→ wear;
catch a cold →have a cold等等.
II.这类动词并非不能用现在完成时,而是不能接表示时间段常由for引导的时间状语.
III.但若是用在否定句中,非延续动词的现在完成时可以与表示一段时间的状语
连用.
      ● She has gone away for a month.(误
      ● She has been away for a month (正)
      ● The man has died for two years.(误)
      ● The man has been dead for two years.(正)
      ● How long have youbought the book?(误)
      ● How long have you got the book.(正)