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参考答案：
举一反三
【单选题】若$a,b\in R$, 则$\max\{a,b\}$和$\min\{a,b\}$分别是 ( ).
A.
$\frac{{a + b + |a - b|}}{2},\frac{{a + b - |a - b|}}{2} $
B.
$\frac{{a - b + |a - b|}}{2},\frac{{a + b - |a - b|}}{2} $
C.
$\frac{{a + b - |a - b|}}{2},\frac{{a - b + |a - b|}}{2}$
D.
$\frac{{a + b + |a - b|}}{2},\frac{{a - b + |a - b|}}{2} $
【单选题】What is a 'double red' in a red-black tree? 在红黑树中，何为双红缺陷：
A.
the root is red 根节点为红色
B.
both the root and the external nodes are red 根节点和外部节点都为红色
C.
both a parent and its child are red 相邻的两个父子节点都为红色
D.
there are two red nodes in the tree 树中有两个红色节点
【单选题】根据本题题干回答以下（1）（2）题一批产品的不合格率为0.02，现从中任取40件进行检查，若发现两件或两件以上不合格品就拒收这批产品．分别用以下方法求拒收的概率：(1)、用二项分布作精确计算
A.
0.5543
B.
0.6362
C.
0.1905
D.
0.2364
【单选题】There seemed to be an _______ supply of champagne at the wedding.
A.
irrelevant
B.
irritable
C.
inexhaustible
D.
irresistible
【单选题】设$A,B$为$R^+$中的非空有界集, 定义数集$P = \{ \left. x \right|x = a + b,a \in A,b \in B\} ,Q = \{ \left. x \right|x = a - b,a \in A,b \in B\} $, 则下列四个等式$ \qquad \sup P = \sup A + \sup B;\qquad \inf P = \inf A + \i...
A.
1个
B.
2个
C.
3个
D.
4个
【单选题】Traveling is _______ more comfortable now than it used to be.
A.
finitely
B.
infinitely
C.
eternally
D.
long-lastingly
【单选题】What does “insomnia” mean?
A.
Lack of vitality.
B.
Lack of sleep.
C.
Loss of interest in food.
相关题目：
【单选题】若$a,b\in R$, 则$\max\{a,b\}$和$\min\{a,b\}$分别是 ( ).
A.
$\frac{{a + b + |a - b|}}{2},\frac{{a + b - |a - b|}}{2} $
B.
$\frac{{a - b + |a - b|}}{2},\frac{{a + b - |a - b|}}{2} $
C.
$\frac{{a + b - |a - b|}}{2},\frac{{a - b + |a - b|}}{2}$
D.
$\frac{{a + b + |a - b|}}{2},\frac{{a - b + |a - b|}}{2} $
【单选题】What is a 'double red' in a red-black tree? 在红黑树中，何为双红缺陷：
A.
the root is red 根节点为红色
B.
both the root and the external nodes are red 根节点和外部节点都为红色
C.
both a parent and its child are red 相邻的两个父子节点都为红色
D.
there are two red nodes in the tree 树中有两个红色节点
【单选题】根据本题题干回答以下（1）（2）题一批产品的不合格率为0.02，现从中任取40件进行检查，若发现两件或两件以上不合格品就拒收这批产品．分别用以下方法求拒收的概率：(1)、用二项分布作精确计算
A.
0.5543
B.
0.6362
C.
0.1905
D.
0.2364
【单选题】There seemed to be an _______ supply of champagne at the wedding.
A.
irrelevant
B.
irritable
C.
inexhaustible
D.
irresistible
【单选题】设$A,B$为$R^+$中的非空有界集, 定义数集$P = \{ \left. x \right|x = a + b,a \in A,b \in B\} ,Q = \{ \left. x \right|x = a - b,a \in A,b \in B\} $, 则下列四个等式$ \qquad \sup P = \sup A + \sup B;\qquad \inf P = \inf A + \i...
A.
1个
B.
2个
C.
3个
D.
4个
【单选题】Traveling is _______ more comfortable now than it used to be.
A.
finitely
B.
infinitely
C.
eternally
D.
long-lastingly
【单选题】What does “insomnia” mean?
A.
Lack of vitality.
B.
Lack of sleep.
C.
Loss of interest in food.
参考解析：
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