单项选择题

A．they can do some domestic jobs in hospitalB．they can ……

Robots will not be accepted unless ______.

A．they can do some domestic jobs in hospital
B．they can cook and package food
C．they can greet people at the counter
D．they can do jobs human needs to solve a shortage of labourers

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热门试题

单项选择题The phrase impinge on most probably means ______.

A．promote
B．rely on
C．have an impact on
D．block

单项选择题What's the author's attitude towards long-promised home robot

A．Optimistic.
B．Pessimistic.
C．Skeptical.
D．Disbelievin

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 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.