How did people in the early Ice Age keep warm？A．By living in large groups.B．By using sand

听力原文：W: Tony, who are the street people？ How did they get to be living in the street？M

听力原文：W: David, who are the street people？ How did they get to living in the street？M:

How did the black people feel about the pop music in the 1960s？A．Terrible.B．Humiliating.C．

What did the man think about the people of the Ice Age？A．They lived in caves.B．They travel

How did people in small communities entertain themselves in the past？A．They traveled aroun

According to the passage, how can young people stay in a hostel？A．If they arrive early eno