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【单选题】
运算符“ . ”称为成员运算符,(),指明是哪个对象的哪个成员变量或成员方法A.
在对象名和对象名之间起到连接的作用
B.
在对象名和成员变量或成员方法名之间起到连接的作用
C.
在类名和类名之间起到连接的作用
D.
在成员变量和成员方法名之间起到连接的作用
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举一反三
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【单选题】听力原文：W: Professor Smith said that I could find the book relevant to my major on the shelves in this section. But I could not even figure out anything similar. M: Maybe the book has been borrowed from ...
A.
At the library.
B.
At the airport.
C.
At the post office.
D.
At the teacher's office.
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