Thank you for giving me a hand. I ______ in the experiment without your valuable help.

A．have failed

B．will fail

C．would have failed

D．must have failed

患者，男，25岁，脐腹痛伴剧烈呕吐2天。发病初，腹痛呈阵发性加剧，曾吐出咖啡色物，已2天未进食，腹胀拒按，大便秘结，口燥咽干，冷汗自出。患者2年前曾做过阑尾炎手术。检查：于脐旁可触到条索状肿物。舌质偏红，舌苔黄燥，脉滑数有力。

该病的证候分型是（）

A.气滞腹痛

B.寒积腹痛

C.肠道实热

D.中阳不足

E.瘀血阻滞