—We have experienced five round of "dusty weather" since the beginning of March!
—You'd better stay indoor as much as possible for the air ________ is not good.（ ?。?/h1>
【考點】名詞詞義辨析．
【答案】C
【解答】
【點評】
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發(fā)布：2024/5/19 8:0:9組卷：12引用：2難度：0.8