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
I can hardly imagine such a little boy ___ across the Nile.
#97327
A
swim
B
to swim
C
swimming
D
to have swum
There were two teachers named John ________at our school, which made some of our students ________. 
#97150
A
working;confused
B
worked; confusing
C
work; confused
D
to work; confusing
The missing boy was last seen_____ near the East Lake.
#94799
A
playing
B
play
C
played
D
to play
---What caused the party to be put off?---_____________ the invitations.
#92630
A
Tom delayed sending
B
Tom’s delaying sending
C
Tom delaying to send
D
Tom delayed to send