1、D 這個是現(xiàn)在完成時的基本用法,has/have been在這里表示成為、是
2、D由learn是動詞原形確定系動詞用to
3、C have been現(xiàn)在完成時,有since的一般都是現(xiàn)在完成時
4、decided to
1.Mr.Smith has _____ a bank clerk for five years.
1.Mr.Smith has _____ a bank clerk for five years.
A.be B.got C.become D.been
2.I think the best way _____ learn English is to use it as often as possible.
A.for B .of C.on D .to
3.They have been friends ______ they met at school
A.when B.until C.since D.before
4.我已經(jīng)決定要離開了.
I have _____ _____ leave.
最好說下理由,為什么是這個
A.be B.got C.become D.been
2.I think the best way _____ learn English is to use it as often as possible.
A.for B .of C.on D .to
3.They have been friends ______ they met at school
A.when B.until C.since D.before
4.我已經(jīng)決定要離開了.
I have _____ _____ leave.
最好說下理由,為什么是這個
其他人氣：542 ℃時間：2019-10-31 14:41:29
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