◎ 题干
用 electric, electricity, electrical及 electronic填空
1.Turn off the computer when you don't use it. Don't waste  __   .
2. His father is an          engineer.
3. Do you know who invented the          light?
4. Nowadays most young people prefer to send          mails rather than write letters.
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“用 electric, electricity, electrical及 electronic填空1.Turn off the computer when you don't use it. Don't waste__ .2. His father is anengineer.3. Do you …”主要考查了你对  【单词、词组】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。