最常见的成人继发性肺结核()。
A.慢性纤维空洞型肺结核
B.血行播散型肺结核
C.浸润型肺结核
D.原发型肺结核
E.结核性胸膜炎
参考答案:C
----Why didn’t you see me wave to you then ?
----Oh, If so. I must say sorry. I think I____ in the other direction.
A.looked
B.was looking
C.have looked
D.am looking
进行动火作业必须做好哪些措施?