读下图，回答下题。
小题1:A、B、C分别代表
A．商业区、住宅区、工业区
B．工业区、商业区、住宅区
C．商业区、工业区、住宅区
D．住宅区、商业区、工业区
小题2:M处地租等值线明显向外凸出的原因是
A．交通干线经过
B．人口稠密
C．距离市中心近
D．地形平缓
小题1:C
小题2:A
题目分析：
小题1:从图中可以看出，图例A在市中心比重最高，距离市中心越远比重越低，因此A为商业区；图例C位于市中心和郊区之间，方便购物和上下班，因此C为住宅区；图例B在市中心比重最低，距离市中心越远比重越高，因此B为工业区。
小题2:M处不在市中心，但地租等值线明显向外凸出，反映地租较高，故判断可能是由于有交通干线经过。
点评：本题难度一般，学生只要掌握城市周围地租分布的一般规律，并结合经济因素对城市功能分区布局的影响分析即可。注意经济因素对地租水平的影响包括距市中心的远近和交通通达度的影响。
  These days, a lot of photos about how a three-year-old girl looked after her disabled father are 1 spread over the Internet. Many people were 2 by her. And people gave her a 3 nickname (绰号) “little strong girl”. The little girl is Dong Xinyi. She was born in a small 4 in Dezhou, Shangdong Province. When she was several months 5 , her father Dong Jianshe had an accident 6 riding his motorcycle and lost his 7 . Two years later her mother left her father 8 the poor life. As an old saying goes, “ The children of 9 people manage household affairs early.” Little Xinyi had to do lots of housework. She 10 her father in her power. She cooked noodles, carried water, cleaned rooms and washed clothes. The little girl brings happiness and 11 to her poor family. And 12 , the local government has 13 medical treatment to her father and promised to cover all medical expenses(费用). 14 the same time, the government is also planning to raise money for the girl’s 15 . Now Dong Xinyi has got a chance to go to nursery school(幼儿园) like other children,
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