下列哪种患者需要较高的病室空气湿度（）
A.心力衰竭
B.支气管哮喘
C.气管切开
D.急性肺水肿
参考答案：C
用画线单词的反义词填空。
1. I don't like straight hair. I like _____ hair.
2. Turn right,don't turn _____ .You will find the temple soon.
3. _____ people should love the old people.
4. This boy is very _____ . but his brother is very tall.
5. This story is too _____ . Please tell me a short one.
下列活髓切断的步骤中正确的是（）
A.根分歧病变局限时可用FC法
B.用裂钻慢速去除冠髓
C.干棉球彻底止血
D.1：5FC浴后氢氧化钙盖髓
E.氧化锌丁香油粘固粉和磷酸锌水门汀垫底
