以下类的定义错误的是（） A: class Stu: def Aa(self): print("aaaa") B: class Stu: a=10 C: class Stu: count=10; say(): print("Hello") D: class Stu: pass
以下类的定义错误的是（） A: class Stu: def Aa(self): print("aaaa") B: class Stu: a=10 C: class Stu: count=10; say(): print("Hello") D: class Stu: pass
________ the class begin at 10 or 11 this week?
________ the class begin at 10 or 11 this week?
Check the _________. The first class starts at 10 a.m.
Check the _________. The first class starts at 10 a.m.
Our class usually begins at 10 o'clock, but yesterday it __________ (begin) at 10:30.
Our class usually begins at 10 o'clock, but yesterday it __________ (begin) at 10:30.
The first class start__________ 8:10 in the morning. A: at B: on C: in
The first class start__________ 8:10 in the morning. A: at B: on C: in
下列定义形式中，( )是非法的 A: class A{int a,b;…} B: class A{int i,j;i=j=10;…} C: class A{int a;float f;…} D: class A{int a=12;float f=1.2f;…}
下列定义形式中，( )是非法的 A: class A{int a,b;…} B: class A{int i,j;i=j=10;…} C: class A{int a;float f;…} D: class A{int a=12;float f=1.2f;…}
The writer would pretend to be reading in the last 10 minutes of class because ______.
The writer would pretend to be reading in the last 10 minutes of class because ______.
两客一危716系统使用的SD卡应使用（）容量不小于4G的内存。 A: Class10 B: Class9 C: Class8
两客一危716系统使用的SD卡应使用（）容量不小于4G的内存。 A: Class10 B: Class9 C: Class8
What time will the class reunion be held? A: at 8 P.M. B: at 8 A.M. C: at 10 A.M. D: at 10 P.M.
What time will the class reunion be held? A: at 8 P.M. B: at 8 A.M. C: at 10 A.M. D: at 10 P.M.
（7-1）以下程序的运行结果是（ ）。 class A{ A(){ System.out.print(10); } } public class Demo extends A { public static void main(String[] args) { new A(); new Demo(); } }
（7-1）以下程序的运行结果是（ ）。 class A{ A(){ System.out.print(10); } } public class Demo extends A { public static void main(String[] args) { new A(); new Demo(); } }