He stood up,      the large door and looked outside. There on the ground lay a white dog.
#96469
A
opens
B
opened
C
opening
D
having opened
推荐题目
The wild flowers looked like a soft blanket _______the desert.
#95615
A
covering
B
covered
C
cover
D
to cover
Could you show me the TV set you’d like ________?
#95710
A
to have repaired
B
repairing it
C
to have it repaired
D
to repair it
As time went by, the plan he stuck ____ fairly practical. 
#92025
A
to proved
B
to proving
C
proved
D
to be proved