【简答题】用导数的定义求函数y=1-2x2在点x=1处的导数。
【简答题】工作情景: 护士小孙正在值班,接诊了孙先生。他今年 24岁,今天早晨与同事约定外出春游,到植物园2个多小时,就出现了咳嗽、咳痰、呼吸困难。同事立即将他送往医院。病人T 36.3°C,P91次/分, R 27次/分,115/85mmHg,喘息状态,口唇发绀,肺部可闻及广泛哮鸣音。 请思考: 1.该病人发病的诱因是什么? 2.应如何对该病人进行健康指导?
【简答题】情景 2 :客人要求加米饭 G : Waiter! W:_______________________, Sir? G: Bring us some rice, please. W: Please wait a moment.___________________ for you.
【简答题】情景 2 :客人要求加米饭 G : Waiter! W:_1.______________________, Sir? G: Bring us some rice, please. W: Please wait a moment. 2.___________________ for you.
【多选题】用导数的定义求函数的导数,分以下几个步骤:
【单选题】-- _____? --- He is kind but sometimes a little silly.
B.
What does your brother like
C.
What does your brother look like
D.
What is your brother like
【单选题】中国共产党提出建立国共合作统一战线的思想是在