下列恶性梗阻性黄疸造影表现，哪项不对()
A．枯枝征
B．软藤征
C．梗阻节段发现软组织肿块
D．截断征
E．梗阻点表面不平
参考答案：A
-A number of college students_______ to work in China's rural (农村的) areas.
-Yes, we call them "college-graduate village officials". Their number is getting_______.
They brought new ideas to the less-developed villages.
A．have been encouraged; bigger and bigger
B．has been encouraged; bigger and bigger
C．have encouraged; more and more
D．has encouraging; more and more
对于急性粒细胞白血病，正确的是
A．儿童发病率高B．骨髓增生明显活跃，原粒和早幼粒细胞百分比超过30%C．对长春新碱和激素有较好的治疗反应D．中性粒细胞碱性磷酸酶积分增高E．Ph染色体多阳性
