问题描述：
The passage mainly aims to
A．explain why time flies when people have fun.
B．prove time slows when having fun.
C．explain brain activity when having fun.
D．illustrate why time flies.
请帮忙给出正确答案和分析，谢谢！
1个回答
分类：外语考试
2024-05-06 09:50:00
问题解答：
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