She must be a true friend. She never _________ a bad word about others.
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 ________.