there a teacher?-- No .A. Is there are’tB. Are there isn’t.C. Is there isn’tD. Are

问题补充：

there a teacher? ---- No, .

A. Is, there are’t

B. Are, there isn’t.

C. Is, there isn’t

D. Are, there aren’t.

答案：

A. Is, there are’t

B. Are, there isn’t.

(答案→)C. Is, there isn’t

D. Are, there aren’t.

解析：根据句子主语a teacher可知谓语动词用is，答语中省略主语a teacher，谓语动词同样得用is，故选C。