He ________________ the swimming club for one year.A.has joined B.had been in C.has become a mem这道题为什么不选AHe __ the swimming club for one year.A.has joined B.had been in \x09C.has become a member of D.has taken part in

He ________________ the swimming club for one year.A.has joined B.had been in C.has become a mem这道题为什么不选AHe __ the swimming club for one year.A.has joined B.had been in \x09C.has become a member of D.has taken part in
He ________________ the swimming club for one year.A.has joined B.had been in C.has become a mem
这道题为什么不选A
He __ the swimming club for one year.
A.has joined B.had been in \x09C.has become a member of D.has taken part in

He ________________ the swimming club for one year.A.has joined B.had been in C.has become a mem这道题为什么不选AHe __ the swimming club for one year.A.has joined B.had been in \x09C.has become a member of D.has taken part in
join这个动词不是延续性的动词,如果要用完成时表达加入了什么组织的话就必须变成have been in的词组.
举个例子,说某人过世了,绝不能说HE HAS DIED.因为死是一个瞬时动词,一定要改成HE HAS BEEN DEAD.
楼上说的对,我没注意是个游泳俱乐部.而且B用的是had been in,这里没有必要用到过去完成时.

选A要去掉has

join一般指加入党的那种加入 这里加入俱乐部不能用JOIN噢

B. had been in 因为持续

“俊狼猎英”团队为您解答。
C. has become a member of 是对的。
join 是瞬间性动词，不能与for+一段时间的状语连用。
祝你进步！