That hazy（雾霾）weather has hit 104 cities in middle-east China lately makes citizens well aware of ______a terrible problem China is faced with.
#65940
A
what
B
how
C
which
D
that
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— Excuse me, can you tell me the way to the Xinhua Bookstore?— Yes. down this road and turn left. It’s on Jiefang Road.
#59346
A
Walking
B
To walk
C
To walking
D
Walk