Between two classes,we usually have _____ break to help to rest our brains and eyes.We should open the windows to breathe some fresh air during the break.( ?。?/h1>
【考點】復合形容詞;不定冠詞(a,an).
【答案】C
【解答】
【點評】
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發(fā)布:2024/8/3 8:0:9組卷:17引用:3難度:0.7
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