题目内容

Java系统的标准输入对象是（）。

A. System.out
B. System.in
C. System.err
D. System.exit()

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File 类用于管理本地磁盘的文件。

A. 对
B. 错

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A. It is
B. This is
C. That is
D. There is

— Why not ____ a movie?—Good idea! Let’s go.

A. see
B. sees
C. seeing
D. to see

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A. Put them on
B. Put them away
C. Put on them
D. Put away them