-You look so worried, what’s wrong?  -More and more people like me begin to worry about the ______ pollution after the haze (雾霾) appeared in Beijing and some other cities in China. 
#28839
A
water
B
air
C
noise
D
Soil
推荐题目
—        exciting news! We will have a      holiday after the exam.
#27808
A
What an; two months
B
How an; two months
C
What; two --month
D
How; two months’
The old man got on the bus, but nobody _________ for him.
#29510
A
made a space
B
made spaces
C
made space
D
made a room
---- Don’t jump the ______. Go and wait your _____, please. ---- Oh, I’m sorry. 
#28644
A
turning; queue
B
queue; turn
C
queue; turning
D
turn; queue