问题
选择题
After two months' hard work, the workers managed to connect the two towns railway. [ ]
A. under
B. by
C. in
D. up
答案
答案：B
搜题请搜索小程序“爱下问搜题”
After two months' hard work, the workers managed to connect the two towns railway. [ ]
A. under
B. by
C. in
D. up
答案：B