单项选择题

肺结核咯血伴高热常提示:()

A．病灶扩散
B．空洞形成
C．支气管内血液吸收
D．炎症波及壁层胸膜
E．并发血气胸

你可能感兴趣的试题

单项选择题

Directions: Each sentence has a word or phrase underlined. There are four words or phrase beneath each sentence. Choose the one word or phrase which would best keep the meaning of the original sentence if it were substituted for the underlined part.（每题10分，共10题）
1.The researchers explained that the study demonstrated when we are in a novel environment the brain partly remains alert so that humans can defend themselves against any potential danger. (CET6-2017.6)
A.
well-informed
B.
precautious
C.
sober
D.
intelligent

不定项选择

当机械发生自锁时，无论驱动力如何增大，其驱动力所作的功Wd总是不足以克服其引起的最大损失功Wf 。

A．正确
B．错误