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有些同学知道上课时间用手机上网对学习影响很大,但总是不由自主。你的做法是 ( )
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Health problems are closely connected with bad eating habits and a _____ of exercise. [ ]
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《北京的春节》本文作者________,课文描绘了一幅幅________画卷,展示了中国节日习俗的________,表达了自己对________。
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News Review Head-on Train Crash On May 18,two trains had a head-on crash (正面相撞) near New York City.
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They do some ____ every morning.
1年前