Helen had to shout above the sound of the music.A. making herself hear B. to make herself

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A. making herself hear
B. to make herself hear
C. making herself heard
(答案→)D. to make herself heard
解析：考查非谓语动词。首先考查了不定式做目的状语，其次考查了过去分词heard在句中做宾语补足语。
句意：为了让自己被听见，Helen不得不以越过音乐的嗓音大喊。