【单选题】Gas masks ______.
A.
should be worn while fighting a fire
B.
can be used in atmospheres deficient in oxygen
C.
filter contaminants from air that is to be breathed
D.
may be substituted for a self-contained breathing apparatus
【多选题】党的十八大确立的“两个一百年”奋斗目标是什么?
B.
在新中国成立一百年时建成富强民主文明和谐的社会主义现代化国家。
【单选题】What should be worn for a patient on contact precautions
【单选题】That dress is ________worn out. You really should throw it away. [ ]
【单选题】Please let me sit down; I'm() .
【简答题】How should a double breasted suit be worn?
【单选题】急性肾小球肾炎出现严重循环充血时,应首选的治疗措施为( )
【单选题】目前,非公有制经济在国内生产总值中占比超过()。
【简答题】党的确立的“两个一百年”奋斗目标是什么?