问题
选择题
-Hi，Tracy，you look tired.
-I________the living room for three hours.[ ]
A．paint
B．had painted
C．was painting
D．have been painting
答案
答案：D
搜题请搜索小程序“爱下问搜题”
-Hi，Tracy，you look tired.
-I________the living room for three hours.[ ]
A．paint
B．had painted
C．was painting
D．have been painting
答案：D