题目内容：

____you've known the secret, would you please not tell it to others?
A.Now that B.As if C.AS long as D.So that
是A还是C

优质解答

A.Now that
看题意,既然你知道了这个秘密,请你不要告诉别人.
C：只要你知道了这个秘密,请你不要告诉别人.【语句不通】
A对.
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