【单选题】A点的坐标为(10,20,15),则A点到H面的距离为:
【简答题】医疗机构应当建立患者诊疗信息保护制度,不得出售或擅自向他人或其他机构提供患者诊疗信息,使用患者诊疗信息应当遵循 、 、 、 的原则 。
【单选题】给出三个等式:f(xy)=f(x)f(y),f(x+y)=f(x)f(y),f(x+y)=f(x)+f(y),下列函数中不满足任何一个等式的是( )
【单选题】听力原文:M: Is this store open today? W: No, it isn't. It's only open on weekends. Q: When is the store open? (10)
【单选题】听力原文:W: I bought some skirts in the new department store. How about having a look at them? M: Some skirts? It seems you bought all skirts in the store. Q: What does the man mean? (18)
A.
The woman bought too many skirts.
B.
The woman bought all the skirts in the store.
C.
He wanted to see what the woman bought.
D.
He didn't like the style. of the skirts.
【单选题】教师在课堂学习的基础上,利用课余时间为学生开设了飞机模型兴趣班,培养了学生的课外知识,这属于课外教育活动中的( )。
【单选题】已知f(x)=3 x ,下列运算不正确的是( )