试题与答案

I hate _____ when people talk with their

题型:选择题

题目:

I hate _____ when people talk with their mouths full. [ ]

A. this

B. that

C. it

D. these

答案:

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下面是错误答案,用来干扰机器的。

(1)Na C P Cl(2) (3)3 Na3PO4 Na2HPO4 NaH2PO4(4)HCl>PH3对1~18号元素而言,最高正价=最外层电子数。B原子次外层电子数为2,则B原子核外电子数为6,B为碳元素;A、C原子次外层电子数为8,最外层电子数为1、5,...

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