2 . 听下面一段较长对话，回答以下小题。
1. Why is the man making the call?

A．His computer needs repairing.

B．His Internet connection has failed.

C．His telephone went out of service.

2. What was the man doing when the problem occurred?

A．He was watching videos.

B．He was writing a book.

C．He was giving a class.

3. How many lights are there on the Internet box?

A．One.

B．Four.

C．Five.