That is secret．A. Only knows Mary how to do itB. Only does Mary know how to do itC. On

That is secret． ．

A. Only knows Mary how to do it
B. Only does Mary know how to do it

C. Only Mary knows how to do it
D. Mary knows only how to do it

A. Only knows Mary how to do itB. Only does Mary know how to do it(答案→)C. Only Mary knows how to do itD. Mary knows only how to do it解析：可联系答.案.网客服索取。

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