This is unfortunate, for such marriages are ________ to both partners.
This is unfortunate, for such marriages are ________ to both partners.
A、instructive
B、destruction
C、constructive
D、destructive
【正确答案】:D
【题目解析】:instructive有益的;destruction n. 毁灭;constructive 建设性的;destructive 毁灭性的;句意:这是不幸的,因为这样的婚姻对双方都是______。因此D符合题意。

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