对于(),企业应采取限期消除险情的措施。
A、险库
B、病库
C、危库
参考答案:B
He is such a _____________ teacher that he knows what his students need.
A.practical
B.humorous
C.mild
D.typical
2岁患儿有明显声嘶,犬吠样咳嗽,伴有Ⅰ~Ⅱ度吸气性呼吸困难,最有可能的诊断是()
A.气管异物
B.急性喉炎
C.喉白喉
D.急性会厌炎
E.咽部异物