问题补充：
After that, he knew he could any emergency by doing what he could to the best of his ability.
A. get away with
B. get on with
C. get through
D. get across
答案：
A. get away with
B. get on with
(答案→)C. get through
D. get across
解析：考查短语辨析。get away with侥幸成功，逃脱处罚；get on with继续（干某事）； 和…友好相处；get through度过，熬过；get across
:(使人)了解;讲清楚。在那之后，他知道他能尽他所能以度过紧急情况。所以选C。
