下列关于膀胱肿瘤的描述中,错误的是()
A.少数为鳞癌和腺瘤
B.多为鳞癌和腺癌
C.主要症状是血尿
D.以恶性肿瘤为多,男多于女
E.平片无阳性所见
参考答案:B
造成休克死亡的三大原因是 ( )
A.心、脑、肾功能衰竭
B.心、肺、肾功能衰竭
C.心、肝、肾功能衰竭
D.肝、肺、肾功能衰竭
E.心、肝、肺功能衰竭
—Must I tell Jim all about what has happened to his family?
—No, you _______. I have told him already. [ ]
A. mustn't
B. won't
C. don't have to
D. can't