[多选题] 一张作业票可用于( )的施工作业。 (1.0分) A. 不同地点 B. 同一类型 C. 依次进行 D. 不同类型
参考答案:ABC
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第1题: [单项选择]Why can we think of the asteroid 65 million years ago as one of our lucky stars 参考答案:C 答案解析:[分析] 细节题。文章末尾:...its blows and those of other asteroids may have forged the world we know today and