下面句子标点符号运用不正确的一项是[ ]

A、殊不知，沙县引人注目的又岂此风味小吃？     

B、据《沙县志》记载，清朝宣统年间，沙县民间的戏剧十分活跃，各个戏班竞相演出。  

C、戏有生、旦、净、末、丑之分，小孩担任什么角色，大人就走什么台步？     

D、大人更不含糊，或跑、或跳、或碎步、或弓步、或垫步……  

— Jim, how did your English test go?

— I had thought I ________, but luckily I came top in the list in class.

A．should have failed

B．could have failed

C．need have failed

D．might have failed