针灸传到朝鲜、日本等亚洲国家是在公元（）
A.5世纪
B.6世纪
C.7世纪
D.8世纪
E.9世纪
参考答案：B
The villagers, _________ had been damaged by the flood, were given help by the Red Cross.
A．all of their homes
B．all their homes
C．whose all homes
D．all of whose homes
下列哪项不是胰头部囊肿的X线表现（）。
A.胃窦部垫压征
B.十二指肠环扩大
C.十二指肠降部反"3"字征
D.十二指肠水平部下移
E.横结肠或远端出现凸面向下的弧形压迹
