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[Issue Essay]

试题详情

题目:

Analytical!

选项:

答案:

提问:

His studies of ice-polished rocks in his Alpine homeland, far outside the range of present-day glaciers, led Louis Agassiz in 1837 to propose the concept of an age ( in which great ice sheets had existed in now currently temperate areas. ) A in which great ice sheets had existed in now currently temperate areas B in which great ice sheets existed in what are now temperate areas C when great ice sheets existed where there were areas now temperate D when great ice sheets had existed in current temperate areas E when great ice sheets existed in areas now that are temperate 答案是D,错选了B。BD纠结,不知道该如何判断。第二遍做这道题还是把握不好句意,麻烦老师讲解。

解答:

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解答: sysadmin

提问:

老师,我今天考试碰到的寂静题,一模一样!然后根本算不出来啊,两个式子结合是30x=5y.不知道寂静答案是怎么算出来x=15 y=90的?

解答:

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解答: ken@boost.org.cn老师

提问:

请May老师解答~ 老师,您回复我的这一题,关于圆心角 和 圆周角,我有几个问题想问: 1. ABC是一个优弧,优弧的圆心角是怎么看的呢?为什么是∠BOC,而不是∠AOC呢? 2. 此图中,(优弧)弧ABC 和 (劣弧) 弧AC是否有同一个圆心角 和 同一个圆周角呢? 如果不是,老师可否分别把此图中 优弧与劣弧的圆心角和圆周角画一下? 2. 优弧ABC所对应的圆周角 是∠E(我用红笔加上去的那一个)吗?

解答:

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解答: 徐小梅老师

提问:

请May老师解答,想问一下鸡精的答案是不是错了?我的解答过程有没有问题?

解答:

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解答: 徐小梅老师

提问:

请May老师解答,这题没有头绪

解答:

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解答: 徐小梅老师

提问:

请May老师解答

解答:

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提问:

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解答:

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提问:

请May老师解答

解答:

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解答: 徐小梅老师

提问:

请May老师解答

解答:

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提问:

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解答:

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解答: 徐小梅老师

提问:

请May老师解答

解答:

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解答: 徐小梅老师

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