2. 外语
  3. The utilization of hydroelectric resources should be stepped up.

The utilization of hydroelectric resources should be stepped up.

admin2013-01-10  66
问题 The utilization of hydroelectric resources should be stepped up.
选项 A、sustained
B、increased
C、supported
D、encouraged
答案B
解析 increase“逐渐增加，提高”，与划线词同义。A项sustain“维持，支撑”；C项support“支持”；D项encourage“鼓励”。
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