问题
选择题
When he was doing the software development project, he ___________ many problems that he had to solve on his own.
A．came up with
B．came through
C．came across
D．came out
答案
答案：C
当他在进行软件发展方案时，他许多不得不靠自己解决的问题。A提出，（病重后）康复D出版，花开，C偶然遇到。