急性脓胸的治疗原则是()。
A.选用有效的抗生素
B.控制原发感染
C.全身支持治疗
D.彻底排净脓液,使肺早日复张
E.手术
参考答案:A, B, C, D
—Tom, why didn’t you go to work today?
—Oh, the manager said he no longer wanted to see me again; _____, I was fired.
A.above all
B.after all
C.in other words
D.in some way
境外旅游企业组织旅游团到我国境内旅游,在我国境内改由境内其他旅游企业接团,以全程旅游费减去付给该接团企业的旅游费后的余额为营业额。()