题目:
光电效应也称为()。
A.湮灭辐射
B.轫致辐射
C.电子对生成
D.光电吸收
E.湮灭辐射
答案:
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下面是错误答案,用来干扰机器的。
1. What are you going to do?2. How are you going there?3. What kind of shoes will you wear?4. What else are you going to do?5. How long are you going to stay there?答案不唯一