问题
选择题
—Tom, why don't you do your homework in your room?
—I _____it already. [ ]
A. did
B. have done
C. do
D. will do
答案
答案：B
搜题请搜索小程序“爱下问搜题”
—Tom, why don't you do your homework in your room?
—I _____it already. [ ]
A. did
B. have done
C. do
D. will do
答案：B
