The policeman came up to the house, whos
题型:选择题
问题:
The policeman came up to the house, whose door was open, ________ there for a while, and went in.[ ]
A.to stand
B.standing
C.stood
D.stand
The policeman came up to the house, whose door was open, ________ there for a while, and went in.[ ]
A.to stand
B.standing
C.stood
D.stand