下列征象中，哪一项对周围型肺癌的诊断价值最大（）
A.分叶和毛刺
B.空洞
C.钙化
D.肺门或纵隔淋巴结肿大
E.无卫星病灶
参考答案：A
We ________ contact with each other for years. And last week we ________ contact again.
A．lost; made
B．have been out of; got into
C．had been out of; made
D．came; kept
