【简答题】A.Robots can't help us with our study. B.We need to learn to operate and control robots. C.Robots can't study themselves. D.Otherwise we have nothing to do.
【简答题】已知 a b = 3 7 ,则 a b-a 的值是______.
【简答题】已知,AB=8,P是AB黄金分割点,PA>PB,则PA的长为
【单选题】What can the robots help the elderly with?
D.
Fixing things in the house.
【单选题】按零件缩小一半的比例绘图,在标题栏的比例填写内容应为( )。
【单选题】已知弧AB、CD是同圆的两段弧,且弧AB为弧CD的2倍,则弦AB与CD之间的关系为 [ ]
【单选题】Robots will help ____find books in the library.
【单选题】某零件按缩小一半的比例绘图,在标题栏“比例”栏中应填()。
【判断题】创业型企业比较容易犯的一个错误是公司内部没有负责跟进商标注册的专业人员。
【单选题】Robots will help us _____ books in the library.