—Tom, I am thirsty. Please go and        some water for me.

---Look, what have you done?---Sorry. I think if I ____ another chance, I’ll do it better.

.Why don’t you________ Beijing duck? 

5. --- My grandmother ______ dancing as a hobby in her sixties, and she is really good at it now. --- It’s never too old to learn.

--- When will Han Han’s new book ________? --- Sorry, I don’t know. I’m looking forward to his new book, too.