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[Issue Essay]

试题详情

题目:

Analytical!

选项:

答案:

提问:

The Achaemenid empire of Persia reached the Indus Valley in the fifth century B.C., bringing (the Aramaic script with it, from which was derived both northern and ) southern Indian alphabets. A. the Aramaic script with it, from which was derived both northern and B. the Aramaic script with it, and from which deriving both the northern and the C. with it the Aramaic script, from which derive both the northern and the D. with it the Aramaic script, from which derives both northern and E. with it the Aramaic script, and deriving from it both the northern and 老师,上次答疑太卡,我后来听录音还是不太明白,题干不是说script derives from alphabets吗? derive from 在这里改怎么理解?起源于?今晚有课,听不了答疑,麻烦老师讲解。

解答:

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阅读245142
解答: sysadmin

提问:

【请May老师回答】这题鸡精提供的答案是D 可是我觉得第二个条件不能得出呢 假设n三次方是x平方 除以n平方 是可以得到x/ n 平方 但是x/n 不一定是整数呀?

解答:

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阅读270109
解答: 徐小梅老师

提问:

7.15/寂静:STUVW, 5个人, V和W中间必须隔一个人,求问共有几种组合? 我的想法是这样的A(3,3)*A(2,2)*C(3,1)=36种;思路如下:先把V+C(3,1)+W看成一个整体;可得:A(2,2)*C(3,1)种排法;然后5个人可分成三类,于是A(3,3)。不知道我的想法对不对,请老师解答。感激不尽!

解答:

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解答: 徐小梅老师

提问:

急求此题!谢谢老师!题目来7/6自寂静。x∈{1, 2, 3},y∈{4,5,6},z∈{7,8,9},求yxx与z的乘积为偶数的概率?我根据求反可得:2/3x1/3x2/3=4/27 1-4/27=23/27 不等于5/9呀?我就是卡在这里了求教。谢谢!

解答:

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解答: 徐小梅老师

提问:


解答:

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解答: ken@boost.org.cn老师

提问:

请郭老师看一下这几题 谢谢老师

解答:

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阅读272849
解答: 郭培月老师

提问:

麻烦郭老师看一下这几题,谢谢老师

解答:

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阅读272788
解答: 郭培月老师

提问:

麻烦郭老师看一下这几题,谢谢

解答:

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阅读272363
解答: 郭培月老师

提问:

请郭老师帮我看一下这几道题,好几个都完全不会…

解答:

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阅读272168
解答: 郭培月老师

提问:

请郭老师帮我看一下这几道题,好几个都完全不会…

解答:

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阅读272842
解答: 郭培月老师

提问:

不是很明白为什么A选项不对 我觉得outnumber了给其他人写信的数量可以作为这个period Emily写信的结果出现 为什么不能用现在分词呢?

解答:

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阅读269391
解答: 金栩竹老师

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