听对话或独白，根据对话或独白的内容，从下面各题所给的A、B、C三个选项中选择最佳选项。每段对话或独白你将听两遍。
Why is Tom going to Tokyo?
A. Because he’s got a new job there.
B. Because he’s got married.
C. Because he’s got a friend there.
How will they keep in touch?
A. By phone.     B. By QQ.      C. By letter.