A-A+
According to the passage the reason for big c
问题详情
According to the passage, the reason for big cities to build their own recycling plants is that ______.
A．they can be of great help to the protection of environment
B．it is more expensive to process wastes in a farther dump
C．they can make the wastes into something that is useful
D．they can produce a lot of energy for the local residents
参考答案
正确答案：B
解析：细节题。首先用big cities to build their own recycling plants进行定位，根据文章最后一句with the growing cost of transporting rubbish to more distant dumps可知一些大城市需要建设自己的recycling plants是因为把垃圾拉到远处的垃圾场进行处理的成本很高，故答案为B。
