语法与词汇 His health________as he ate too little and worked too hard for months on end.

【正确答案】 C

【答案解析】句意：他由于连续几个月不怎么吃饭加上工作太拼，身体状况直转急下。break down被搞垮；垮掉。 break up破裂。break through突破。break off突然中止；突然停顿。