用“is”或“are”填空。
1. What ___________ this?
2. Those ___________ cabbages.
3. ___________ these carrots? Yes, they ___________.
4. What color ___________ the frog?
5. That umbrella ___________ red.
6. There ___________ three people in my family.
7. How many rooms ___________ there? There ___________ four.
8. There ___________ only one cat.
9. My favorite color ___________ orange.
10. What color ___________ those butterflies? They ___________ purple.
