发生于高原低氧环境下的一种疾病是()。
A.减压病
B.高原病
C.中暑
D.放射病
参考答案:B
—Can you understand ________ the teacher said?
—No, I can't catch anything. He spoke too fast. [ ]
A. what
B. if
C. that
D. how
根据以上情况,为明确病变性质诊断,应首选下列哪种检查方案()
A.内镜活检
B.CT
C.MRI
D.DSA
E.USG