下列各句中没有语病的—句是（    ）

下列说法正确的是（　　）

A: What do you ____ Halloween?

B: It's on October 31.

A: Yes. But do you know what people do on that day?

B: Of course. They ____ and dress up.

A: I hear that children love Halloween best.

B: Yes. Because they can play a game called “trick or treat” then.

A: How do they do that?

B: They paint their faces, ____ their neighbours' doors and shout “trick or treat”. If people don't give them any candy, they usually ____ them.

A: That's really interesting. Do people have a party on Halloween?

B: Yes, usually in the evening. People ____ and enjoy nice food.