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I"ll try to do it by ______.

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either, neither, no one, none There was an armchair at ______ end of the long table.

one, another, other, the other, others, the others I have two pencils—______ is long, ______ is short.

函数f(x)=|xsinx|ecosx,一∞<x<+∞是( ).

A. 有界函数
B. 单调函数
C. 周期函数
D. 偶函数

I read the novel ______ is very interesting.

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