用括号内所给词的适当形式填空:
1. They are ________. They come from America. (America)
2. Miss Green teaches ________ English. (we)
3. How many ________ do you want? Five. (potato)
4. Where are the ________ bags? Over there. (twin)
5. I can’t find my pen. May I use ________? (you)
6. He did’t know how _________ the show on the catwalk.(do)
7. They didn’t buy ___________ yesterday.(something)
8. Who’s one of your favourite basketball ________ ? Yao Ming. (play)