仪态是指人的姿势和风度，人们往往首先通过一个人的仪态来判断他的（）和其他方面的修养程度。
A、人品
B、气质
C、性格
D、能力
参考答案：D
—Can you tell me this morning?
—Sorry, I've no idea.[ ]
A. why didn't Daming come to school
B. why Daming didn't come to school
C. why doesn't Daming come to school
D. why Daming doesn't come to school
低流量麻醉的优点不包括（）
A.减少麻醉药用量
B.减少手术室污染
C.保持环路内湿度
D.保持环路内温度
E.初学者容易掌握
