根据下面的对话情景，在每个空白处填上一个适当的句子，使对话的意思连贯、完整。

A: The bus is late, isn't it?

B: Yes, but the bus was always on time.

A: Are you working in Beijing or just a visitor?

B:

A: How long have you been here?

B:

A: A month isn't a short time for a trip. ?

B: I've been to many places, such as the Great Wall and the Summer Palace. They're really wonderful.

A: Sounds good.

B: I think China is a great country with a long history and it's quite beautiful.

A:

B: Yes, of course. It's delicious.

A: Oh, look, the bus is coming. Let's get on the bus.

B: OK.