问题补充:
When the big bills for mother’s hospital care came, father was glad he had money in the bank to .
A. fall short of
B. fall through
C. fall back on
D. fall in with
答案:
A. fall short of
B. fall through
(答案→)C. fall back on
D. fall in with
解析:短语辨析。A.缺乏 B.落空;失败 C. 依靠 D.偶然遇到;赞同。句意:当母亲住院治疗的天价账单送来时,父亲很高兴他有银行的钱可以依靠。故选C。