问题
选择题
___________his homework, the boy went out to play.
A．Doing
B．Done
C．Having done
D．To do
答案
答案：C
搜题请搜索小程序“爱下问搜题”
___________his homework, the boy went out to play.
A．Doing
B．Done
C．Having done
D．To do
答案：C