______, the world’s transport and communication system would fall apart.

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问题 ______, the world’s transport and communication system would fall apart.

选项 A、If all the electricity turning off
B、All the electricity turned off
C、If all the electricity being turned off
D、With the electricity turning off

答案B

解析
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本试题收录于: 英语题库普高专升本分类
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