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The passage gives a general description of the benefits and potential problems o
The passage gives a general description of the benefits and potential problems o
游客
2023-07-17
12
管理
问题
The passage gives a general description of the benefits and potential problems of a hydrogen economy. [br] In the United States, most of the electricity is generated from coal or natural gas.
选项
A、Y
B、N
C、NG
答案
A
解析
在美国,电来自于煤和自然气的比例有多少? 根据上题出处下面的内容Where will the electricity for the electrolysis of water come from?可以发现Currently,about 68 percent of the electricity produced in the United States comes from coal or natural gas.而about 68 percent表明大部分电都来源于煤和天然气。
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