有关粘膜相关淋巴瘤,正确的叙述是()
A.预后很差
B.是一种B细胞粘膜相关性淋巴瘤
C.需要强烈化疗
D.是一种高度恶性淋巴瘤
E.幽门螺杆菌与本病密切相关
参考答案:B, E
The retired man donated (捐赠) most of his savings to the school damaged by the earthquake in
Yushu, ______ the students to return to their classrooms. [ ]
A. enabling
B. having enabled
C. to enable
D. to have enabled
肉眼血尿