1.She is off work now.Please call at her cell/mobile phone.
2.Please call later,maybe after 10 o'clock.
3.When did you arrive in Guangzhou?
4.She's gone home./She's going home.
5.Not at all./It doesn't matter./You are welcome.(要看回答的是什么.)
6.Tea,please./Have a (cup of) tea,please.
7.I shall leave now./I must be going now.