19.At that time they were poor,and they went （ ）a difficult time.A.in for B.along with C.do
问题描述：
19.At that time they were poor,and they went （ ）a difficult time.A.in for B.along with C.do
答
还有D 选项吧
through
当时他们很穷,经历了一段非常艰苦的岁月.