问题
选择题
下列关于原电池的叙述中，正确的是[ ]
A．原电池中，正极就是阳极，负极就是阴极
B．电子从负极经电解质溶液流向正极
C．原电池工作时，溶液中的阳离子向负极移动
D．形成原电池时，在负极上发生氧化反应
答案
答案：D
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下列关于原电池的叙述中，正确的是[ ]
A．原电池中，正极就是阳极，负极就是阴极
B．电子从负极经电解质溶液流向正极
C．原电池工作时，溶液中的阳离子向负极移动
D．形成原电池时，在负极上发生氧化反应
答案：D
| 从对话后的方框中选择适当的选项补全对话。 | |
| Ted: What's the best restaurant in town? Kay: What kind of food do you like? Ted: 1____ Kay: Well, the French Deli is really good. Ted: 2____ Kay: Yes, it' s the most expensive restaurant in town. But it has the best service, too. Ted: 3____ Kay: It' s cheaper than the French Deli, but the food is kind of boring. Ted: 4____ Kay: Oh, that's a new place. It's the most popular restaurant in town. Ted: Is the food good? Kay: Yeah, if you like hot curry. Ted: Yeah. I love it! Let' s go there. | |
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