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听力原文：W: Airports are sad places. M: Sometimes, I guess. But we'll keep in touch. And I will fly over to see you at Christmas. Q: What are the speakers doing? (3)A.
The woman is meeting the man at the airport.
B.
The man is seeing the woman off.
C.
They are complaining about the poor airport service.
D.
They are discussing their plan for Christmas.
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【简答题】在C#程序中,显示一个信息为“This is a test!”,标题为“Hello”的消息框,语句是( )
【单选题】在C#程序中,显示一个信息为“This is a test!”,标题为“Hello”的消息框,正确的语句是( )
A.
MessageBox(“this is a test!”,”Hello”);
B.
MessageBox.Show(“this is a test!”,”Hello”);
C.
MessageBox(”Hello” , “this is a test!”);
D.
MessageBox.Show (”Hello” , “this is a test!”);
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