注意：此页面搜索的是所有试题
题目内容
（兰州大学大学英语（4）课程作业）
His health ________ as he ate too little and worked too hard for months on en;
A. broke up
B. broke through
C. broke down
D. broke off
A. broke up
B. broke through
C. broke down
D. broke off
参考答案