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第1题

流行性腮腺炎就是平时俗称的“痄腮”,是 由病毒引起的呼吸道传染病。潜伏期为 8-30天,传染途径为空气,飞沫。某幼儿园大班突然发现一名儿童患腮腺炎,幼儿园立刻将患儿 进行了隔离,请问: (1) 将与患儿同班的儿童都视为传染病接触者,是否恰当
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第2题

Can a teacher in Germany hit his students in public school?
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第3题

disappointed and was about to leave, ________ something occurred which attracted my attention. A.unless B.until C.whe
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第4题

Section B Directions: 用适当的介词填空 36. I’ll lend my car( )you. 37. I’ll read the letter( )them. 38. He is writing a letter (
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