—What’s that noise?—There’s a truck stopping outside. It’s someone _____ something.
#88568
A
deliver
B
to deliver
C
delivering
D
delivered
推荐题目
The graduation ceremony,_______ at 9 pm yesterday, was followed by a film .
#92885
A
starting
B
being started
C
to start
D
to be started
I hate ______ their complains all day. one of these days I’ll tell them what I really think.
#98577
A
paying attention to
B
to talk about
C
listening to  
D
to have heard
--- I usually go there by train. --- Why not _______ by boat for a change? 
#98779
A
to try going
B
trying to go
C
to try and go
D
try going