题目内容
Burning all the lights in the classroom will be a great______ on electric power.
A. waste B. lack C. drain D. damage
C
解析:
drain “消耗”,常与介词on连用。A“浪费”,为不可数名词;B‘“缺少”;D“损坏,损害”。
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题目内容
Burning all the lights in the classroom will be a great______ on electric power.
A. waste B. lack C. drain D. damage
C
drain “消耗”,常与介词on连用。A“浪费”,为不可数名词;B‘“缺少”;D“损坏,损害”。