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第一章 单元测试
1、 问题:The challenges of urban water resources include ( ).
选项:
A:Urban water distribution renders large energy consumption.
B:Capital and operational costs of water supply for long distance transportation are high.
C:High risk of urban water pollution.
D:The standards of urban water quality are high due to the increasing concerns about the safety of urban water sources.
答案: 【
Urban water distribution renders large energy consumption.
Capital and operational costs of water supply for long distance transportation are high.
High risk of urban water pollution.
The standards of urban water quality are high due to the increasing concerns about the safety of urban water sources. 点我阅读全文