单项选择题

A．there has not been a true humanlike robot yetB．comput……

From the third paragraph, we can know that ______ .

A．there has not been a true humanlike robot yet
B．computers in the robots are expensive
C．robots may do what they are told
D．robots have been designed to work independently

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单项选择题According to the passage, why has human intelligence not been copied in the making of a robot

A．Computers can only do mathematical problems better than human beings.
B．Technology is not advanced enough to copy how human minds work.
C．Scientists are satisfied to have the robot with senses of sight and touch.
D．Robots with human intelligence will be dangerous to human beings.

单项选择题According to the passage, however intelligent a robot may be, it ______ .

A．acts as an ordinary animal
B．is nothing but a machine
C．is viewed as a modern myth
D．is regarded as a human being

单项选择题According to the author, ______ .

A．older adults need more physical exercises than the younger ones
B．younger adults are not necessary to take a physical examination before a fitness program
C．fitness programs for older adults should be well - monitored
D．poorly-designed fitness programs for older adults will do serious harms to them

单项选择题The author mentions that the maximum THR for older adult participants in sports should be less than ______ beats per minute.

A．60
B．120
C．180
D．240

单项选择题According to the passage ,all of the following are advisable to older adults for a fitness program except

A．wearing appropriate clothing and shoes
B．being mentally ready for physical exercises
C．including periods of warm-up and cool-down
D．avoiding any pressure to their hearts

单项选择题The last word of the passage addictive means ______ .

A．excessive
B．enthusiastic
C．dependent
D．progressive

单项选择题The passage is a piece of ______ .

A．description
B．narration
C．argumentation
D．disposition