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关于be based on用法的一道题目

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关于be based on用法的一道题目
what are you mailing,mike?
a textbook _______ a new of teaching maths.I want my friend to have a look at it.
A is based on B based on C basing on Dwhich based on
关于be based on用法的一道题目
选A is based on 被动形式