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.
A.what | B.how | C.which | D.that |
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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.
A.what | B.how | C.which | D.that |