1. (2021四下·沛县月考) 从方框中选择合适的句子补全对话，填序号。

A. I have an Art lesson at five. B. It's Wednesday. C. Oh, what a pity! D. He doesn't have any lessons. E. But he can't go either.

A: Hi, Bill. Let's go to play table tennis.

B: What day is it today?

A:

B: Sorry, I can't.

A: What about Liu Tao?

B:

A: That's great.

B:

A: Why (为什么)?

B: Because (因为) he has a headache (头疼). He's at home.

A: I can't play table tennis today.