补全对话。

Nick: Have you ever been an April fool, Dave?

Dave: Yes, I have.  A friend once    1     .When I got there I found that he had fooled me. It wasn't a costume party. I was the only person wearing a costume.    2   . How about you, Nick?

Nick: Well,last April Fools Day, when my     3    , I got up, took a shower, got

dressed, and went to school. But when I got there,      4     , I was the only one there. After an hour, the other kids   5    , and I realized that my brother had fooled me.

Dave: He had?

Nick: Yes. He had changed the clock to an hour earlier.

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