Mary would never do anything that was not of by her parents in order not to make them unh

问题补充：

Mary would never do anything that was not of by her parents in order not to make them unhappy.

A. consisted

B. allowed

C. approved

D. informed

答案：

A. consisted

B. allowed

(答案→)C. approved

D. informed

解析：考查动词辨析：A. consisted 组成，B. allowed允许，C. approved同意，批准，D. informed通知，句意：玛丽从不做父母不同意的事情，为了不让他们不高兴。Approve of sth同意，选C。