1 . 听下面一段较长对话，回答以下小题。
1. Where does the man know about homeless population?

A．From an article.

B．From the radio.

C．From TV.

2. How many homeless people are there in India?

A．One million.

B．Two million.

C．Three million.

3. Which country has the biggest percentage of homeless people?

A．France.

B．America.

C．Germany.