It’s not good for people __________ waste water (污水) into the river.
#62287
A
to put
B
putting
C
to pour
D
pouring
推荐题目
—Please _______ at the picture. What can you _______ in it?—A guitar and a hat.
#58727
A
see; look
B
look; watch
C
look; see
D
watch; see
_________ hard and you’ll make progress in English.
#52764
A
Work
B
Working
C
To work
D
Worked
 Nobody ________ what the future will be like.
#55927
A
know
B
to know
C
knows
D
knowing