表现为转移性右下腹痛的疾病是（）
A.肠结核
B.急性胆囊炎
C.急性阑尾炎
D.盲肠肿瘤
E.右侧输尿管结石
参考答案：C
________, you need to give all you have and try your best.
A．Being a winner
B．To be a winner
C．Be a winner
D．Having been a winner
单级泵系统
