根据对话的情景，从方框中选择适当的句子填在画线处，使对话完整通顺。(其中有两项是多余的)  。

(A student meets his English teacher at the bus station when the summer holidays begin. )

S: Hello, Miss Li. How are you?

T: Oh, fine, thank you.  And how are you and your parents?

S: We're all very well, too. Thanks.

T:

S: My parents and I are going to Shanghai to see my grandparents. And you?

T: I'm going to Beidaihe. All the teachers are going there.

S:

T: For a week.

S: We're coming back in a week, too.

T: Thank you. Have a good trip! There goes the bus.  Goodbye.

S: Bye.

A. Let's go to the classroom. B. I hope you'll enjoy your holiday there. C. Where are you going now? D. Will it take you some time? E. I have to go now. F. Glad to see you here. G. How long are you staying there?