Student A:It’s terrible.I can’t make anything out of this lecture. Student A:__________.I‘
A.Neither can I
B.I know nothing about it
C.It"s dead simple
D.The professor speaks well
A.Neither can I
B.I know nothing about it
C.It"s dead simple
D.The professor speaks well
Derrick:__________ There's too much work.
A. I think so.
B. No way.
C. Count on me.
D. You don't know.
A.:1,$s/stu/Student/gc
B.:1,$s/stu/Student
C.:1,Ns/stu/Student
D.:0,$s/stu/Student/g
What's the key to a successful student according to the passage? ______.
A.Circumstances
B.Methods
C.Teachers
D.Motivation
A.编译时正确,但运行时错误
B.将构造一个Student对象
C.表达式是错误的
D.表达式是合法的
A.He is John.He's a student
B.This is John.She is a student
C.This is John. He is a pupil
A.编译时正确,但运行时错误
B.将构造一个Student对象
C.表达式是错误的
D.表达式是合法的
A.He's John. He's a student
B.This is John. She's a student
C.This is John. He's a pupil
类Teacher和Student都是类Person的子类。
Person P;
Teacher t;
Student s;
P,t和s都是非空值
if(t instanceof Person){s=(Student)t;}
这个语句导致的结果是______。
A.将构造一个Student对象 B.表达式合法
C.编译时非法 D.编译时合法而在运行时可能非法
At (no time) a student's (cheating) on a (final) examination (can) be condoned.
A.no time
B.cheating
C.final
D.can