--Does Jenny live here? --But I don't know_______.
My grandmother eats _______ food, so she is in good ________.
——________do you go to the dentist?——Let me see, twice a year, maybe.
I’m not good at playing ________ piano, but I can play ________ volleyball very well.
---May I have ________ new books?---Sorry, there aren’t ________.
Mary is a ________ girl, and she can sing ________.