肺癌最常见的转移途径是（）
A.血行转移
B.直接蔓延
C.支气管播散
D.淋巴转移
E.种植转移
参考答案：D
解析：肺癌最常见的转移途径淋巴转移。
Jiaxing is a small city. Therefore, to ______ the flow of traffic, the government has decided to broaden some main streets.
A．speed up
B．build up
C．put up
D．come up
艾滋病患者隐球菌性脑膜炎首选（）
A.灰黄霉素
B.两性霉素
C.酮康唑
D.氟康唑
E.制霉菌素
