胃癌转移时常出现
A．颈部淋巴结肿大B．腋窝淋巴结肿大C．左锁骨上淋巴结肿大D．右锁骨上淋巴结肿大E．腹股沟淋巴结肿大
参考答案：C
离子强度对药物降解反应影响的方程式是（）.
A.A
B.B
C.C
D.D
E.E
—Did your uncle tell you ________?
—Yes, he said he went there in 2008. [ ]
A. how he goes to Wuhan
B. why did he visit Kunming
C. when he traveled to Hong Kong
D. where did he spend his vacation
