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【单选题】
Kate and her sister went on holiday with a cousin of______.A.
her
B.
their
C.
hers
D.
theirs
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反馈参考答案：
举一反三
【单选题】How do teachers prevent girls from actively participating in class?
A.
By praising boy students and criticizing girl students frequently.
B.
By assigning girls tasks culturally considered as suitable for them.
C.
By assigning girls difficult math problems they are unlikely to solve.
D.
By asking girl students to prepare classroom materials in advance.
【单选题】类模板template＜class T＞class x{…}，其中，友元函数f对特定类型T(如int)，使函数f(x＜int＞&=成为x＜int＞模板类的友元，则其说明为( )。
A.
friend void f()：
B.
friend void f(x＜T＞&=;)
C.
friend voidA::f()
D.
friend void C＜T＞::f(x＜T＞&=；)
【单选题】To prevent a class from being instantiated,_______________________
A.
use the static modifier on the constructor.
B.
don't use any modifiers on the constructor.
C.
use the private modifier on the constructor.
D.
use the public modifier on the constructor.
【单选题】Class F{ } ; F f = new F(); 对于已经定义好的F类和f对象,有三种方法去获取类F的类类型,下面哪种是不正确的?
A.
Class c1= F.class ();
B.
Class c2= f.getClass ();
C.
Class.forName (“ com.text.F ”);
D.
Class c2=F .getClass ();
【简答题】贝塔的定义与哪一项联系更紧密? A．相关系数 B．均方差分析 C．非系统风险 D．资本资产定价模型
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