an early bird

David: I have to get up at six o'clock every morning.

Miss.ABC: Oh, you're an early bird, aren't you?

David: What're you talking about? I'm not a bird.

David: 我每天早上六点就得起床了。

Miss.ABC: Oh, you're an early bird, aren't you?

David: 你说什么呢？我又不是鸟。