【单选题】What’s_______with_______?He doesn’t look happy.
【单选题】下列叙述不正确的是( )。
A.
将Java源程序“.java”文件经编译后产生的“.class”字节码与机器硬件和操作系统平台无关
B.
一个Java应用程序的文件中最多只能包含一个公有类
C.
Java的源代码中定义几个类,编译结果就生成几个以.class为后缀的字节码文件
D.
Java源程序的文件名(不包括扩展名)与其内包含的主类名相同
【单选题】It doesn’t matter,’ I said. I .
【简答题】列车定员数取决于车辆的尺寸、车厢内座及其( )、车门数量及其设置等因素。
【单选题】—You look tired. What ’s the matter? — ______________
B.
Oh, my head aches badly.
【单选题】The Weiler-Atherton polygon clipping algorithm will stop when _____.
A.
an entering vertex is encountered
B.
a leaving vertex is encountered
C.
a loop of vertices is complete
D.
all vertices are processed
【单选题】I'll finish the job, _______ long it takes. [ ]
【单选题】It doesn't matter if they want to come to your party, _____? [ ]