Question

—Are there any balls under the chair? —________. A. Yes, there is B. Ye...

—Are there any balls under the chair? —________. A. Yes, there is B. Yes, they are C. Yes, there are

Answer 1

C

问句文的是椅子下面有球吗？答语中应用there那儿，代替问句中提到的位置短语，并且人称和数要与问句保持一致，所以选C。