A、 people differ from each other in facial features
B、 people have difficulty in describing the features of fingerprints
C、 people have different personalities
D、 people can learn to recognize faces
答案：A
A、 people differ from each other in facial features
B、 people have difficulty in describing the features of fingerprints
C、 people have different personalities
D、 people can learn to recognize faces
答案：A
A. the differences between robots and men
B. the reason why men need to sleep
C. about the need for robots to save power
D. about the danger of men working at night
A. departure
B. fault
C. foundation
D. acceptance
A. failure
B. disclosure
C. exposure
D. pressure
A. exhausted
B. abandoned
C. injured
D. deserted
A. each
B. some
C. certain
D. any
A. get to
B. hold to
C. lead to
D. see to
A. a basic human desire to understand and control the world
B. the satisfaction of certain physiological needs
C. their strong desire to solve complex
D. a fundamental human urge to display their learned skills
A. accompanied
B. attended
C. entertained
D. shielded
A. would make learned responses when it saw the milk
B. would carry out learned movements when it had enough to drink
C. would continue the simple movements without being given milk
D. would turn its head to right or left when it had enough to drink
A. need more time for restoration
B. are unlikely to be attackers
C. are more active than horses when they are awake
D. spend less time eating to get enough energy
