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【单选题】
网络设备( )需要使用委托代理。A.
路由器
B.
主机
C.
使用底层次协议的网桥
D.
交换机
拍照语音搜题，微信中搜索"皮皮学"使用
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【简答题】The New York Times published an article recently that shows great regret for the 'death of conversation'．It suggests that while technology such as cell phones, e-mails, and Internet posting makes us f...
【单选题】对于构造方法,下列叙述不正确的是( )。
A.
构造方法是类的一种特殊方法，它的方法名必须与类名相同。
B.
构造方法的返回类型只能是void型，且书写格式是在方法名前加void前缀。
C.
构造方法的主要作用是完成对类的对象的初始化工作。
D.
在创建新对象时需要调用类的构造方法。
【简答题】in many cases 汉语意思
【单选题】An article published recently in the prestigious scientific journal Nature is shedding new light on an important, but hitherto little has been appreciated, aspect of human evolution. In this article, ...
A.
was only recently described in a scientific journal
B.
played an important part in human evolution
C.
is now regarded as more important than the ability to climb trees
D.
is surprising when we consider evolutionary trends
【判断题】The American asked everyone at the table not to move a muscle because he wanted to test what control they had.
A.
正确
B.
错误
【简答题】Long ago there was no money. It was hard for people to get the things theyneeded. They couldn’t just go to a store. First they had to find someone whohad what they wanted. Then they had to give that p...
【单选题】关于构造方法,下列叙述错误的是 ( ) 。
A.
构造方法是类的一种特殊方法，它的方法名必须与类名相同
B.
构造方法的返回类型只能是void型，且书写格式是在方法名前加void前缀
C.
构造方法的主要作用是完成对类的对象的初始化工作
D.
一般在创建新对象时，系统会自动调用构造方法
【单选题】Our students' educational achievements equal, and in many cases______those of students in previous years.
A.
surpass
B.
advance
C.
increase
D.
multiply
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