【判断题】【消耗次数:1】
紫外灯百分百不能穿透玻璃。
正确
错误
参考答案:
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相关题目
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【单选题】 焙烤百分比的百分比总量( )。
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【单选题】 需求的价格弹性是( )变化的百分比和价格变化的百分比的比值。
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【多选题】 财务分析方法中的百分比分析法包括()
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①  正确
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随机题目
【单选题】 Joan replied, “I _________ many European countries and seen lots of places and people.
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【单选题】 I ___remember to send my mother some flowers. Its her birthday tomorrow.
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【单选题】 Ihaven got___to do this evening. Would you like to go to see a film?
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①  Either
②  Neither
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【单选题】 _____ ! That fire is dangerous.
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【单选题】 His grandfather is very healthy. He _______drinks _______smokes.
①  both, and
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③  either, or
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【单选题】 We havent seen such a beautiful film ______.
①  since four years
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③  four years ago
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【单选题】 Get up! Mary. Tom has _____called you three times this morning.
①  yet
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①  hear
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