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【单选题】

Which of the following is NOT the reason why she does not like to take photos with the camera?

A.
It was easy to break
B.
It was too heavy
C.
it is easy to get stolen
D.
it is too expensive
参考答案：
参考解析：
.
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举一反三

【单选题】$a_n=1+\frac{1}{2}+\dots+\frac{1}{n}$当$n \rightarrow \infty$时极限
A.
存在
B.
不存在
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【单选题】设圆的直径服从区间（0,1）上的均匀分布，则圆的面积在（0,\(\pi\)）上的密度函数为（）
A.
1/2
B.
1
C.
3/2
D.
2
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【单选题】What “eat earth” means?
A.
Having to spend less after spending a lot during the shopping festival.
B.
Living a luxurious life after earning a lot of money.
C.
Having failed to live a modest life.
D.
Living a luxurious life.
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【判断题】图解法用于失真分析如下图所示基本共射放大电路中，判断下列说法是否正确，对者选“YES”错者选“NO”。（2）饱和失真产生于输出回路。
A.
正确
B.
错误
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【单选题】$0 \lt b \lt a$,则$\lim_{n \rightarrow \infty}(a^n+b^n)^\frac{1}{n}=b$
A.
正确
B.
错误
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【单选题】$\lim_{n \rightarrow \infty} (\frac{1}{n^2+\pi} + \frac{1}{n^2+2\pi}+\dots+\frac{1}{n^2+n\pi}$ 当$n \rightarrow \infty$时极限
A.
存在
B.
不存在
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【单选题】Popular novels can be adapted and made into ____; ____ and _____.
A.
films; television programs; video games
B.
cartoons; dramas; games
C.
websites; televisions; audio programs
D.
films; cartoons; games
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【单选题】下面说法中错误的是
A.
FileReader类是Reader类的间接子类
B.
InputStreamReader类是Reader类的子类
C.
BufferedReader类可以读取一行
D.
BufferedReader的readLine()函数，如果没有数据时会返回0
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【判断题】图解法用于失真分析如下图所示基本共射放大电路中，判断下列说法是否正确，对者选“YES”错者选“NO”。（3）增大VBB可消除截止失真。
A.
正确
B.
错误
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【单选题】What's the 'overflow' for a B-tree?B树的上溢是指：
A.
The property of a B-tree is violated due to removing a key 删除关键码后违反了B树的性质
B.
The property of a B-tree is violated due to inserting a key 插入新的关键码后违反了B树的性质
C.
The property of a B-tree is violated due to a split 分裂后违反了B树的性质
D.
A B-tree becomes too high B树的高度过高
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