---When is National Day?
---It is ________.
---What year were you born?
---________.
一 ________family is this?
—It's LiMing's.
--- How often do you go to the museum?
--- ________.
--_______I take this seat?
--Yes,you may.
---David, what's this in English?
---________.
---________?
---I'd like to buy a shirt.
---Hello, is that Mrs Black speaking?
---Yes. Who's that?
---________ Mary.
---Will you please help me with my lesson one right now?
---________. But I'll be free this evening.
--- What do you ________ the movie Harry potter?
--- Well. I think it's very interesting. It's my favorite movie.