单项选择题

Which of the following is difficult for robots to do at present

A．To assemble machines.
B．To do some kinds of cleaning.
C．To work as service men.
D．To tell that the corner where walls and ceilings meet goes in, not out.

<上一题目录下一题>

热门试题

单项选择题

In the next decade ,Robots will become practical because of all but one exception that ______.

A．they may cook hamburgers in the restaurants
B．they can perform wonderous skill as shown in science fiction film
C．they may deliver meal trays in hospitals
D．they may do some moppings in the shopping center

单项选择题

Which of the following statements is not true

A．Robots will be less expensive than they are now.
B．They will be used as aides for the disabled.
C．They will all be gentle and kind.
D．They will deal with intruders.