更多"Until recently, most population gro"的相关试题:
[单项选择]Until recently, most population growth has occurred in relatively dense urban environments. In (31) words, even if we were witnessing rapid population growth, that would not mean that the (32) were filling in with people. (33) , the urban areas would tend to become more crowded. Historically, we find that people have moved to (34) the jobs were. Jobs were usually in ports or locations with many natural (35) . After transportation became relatively cheap, other geographical locations became (36) of economic activity. One factor that determines where people will move to, even when transportation becomes cheap, is (37) . And individuals working in cities (38) higher incomes than those working in (39) areas. Hence, population has tended until the 1970s to (40) in our major urban centers.
Recently population has (41) out of the Northeast to the South and to the West for the more pleasant climates. If people di
A. towns
B. countryside
C. cities
D. farms