—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
Don’t leave the water ________ while you brush your teeth. 
#94420
A
run
B
running
C
being run
D
to run
Try to spend your time just on the things you find ______.
#96087
A
worthing doing them
B
worth being done
C
worthy of being done
D
worthy to being done