问题补充:
—Are there any balls under the chair? —.
A. Yes, there is
B. Yes, they are
C. Yes, there are
D. No, there are
答案:
A. Yes, there is
B. Yes, they are
(答案→)C. Yes, there are
D. No, there are
解析:are there···?其肯定回答为Yes,there are。或No,there aren’t,故选答案为C。