do you know him well?---sue,We __friends since ten years ago .A.were B.have been C,have become D.have made.请B还是C ,求详解,正确一定采纳.

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doyouknowhimwell?---sue,We__friendssincetenyearsago.A.wereB.havebeenC,havebecomeD.havemade.请B还是C,求详解

do you know him well?---sue,We __friends since ten years ago .A.were B.have been C,have become D.have made.请B还是C ,求详解,正确一定采纳.
do you know him well?---sue,We __friends since ten years ago .
A.were B.have been C,have become D.have made.请B还是C ,求详解,正确一定采纳.

do you know him well?---sue,We __friends since ten years ago .A.were B.have been C,have become D.have made.请B还是C ,求详解,正确一定采纳.
B
become 是终止性动词,它的现在完成时的肯定式不能与SINCE 等短语连用.

B
become 是终止性动词,它的现在完成时的肯定式不能与SINCE 等短语连用。
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加油!不明白再问!如果帮到你,请及时采纳,谢谢!
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