—Do you know________ boy in white?—Sure. He's my classmate Jack. He hurt his leg badly and had to stay in ______ bed.
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 ________.