听力原文:W: You Americans are funny! It seems as if you were married to your cars. M: Yeah, I guess that's true. The country is becoming one big highway. I was reading that there are about 4 million miles of roads and highways in this country now. Q: What are they talking about? (18) A.Families with cars. B.Americans' heavy dependence on cars. C.Roads and highways. D.Traffic problems in America.
A. M: B. Q: C.Families D. B.Americans' E. C.Roads F. D.Traffic G.