单项选择题

A．They are accurate and easy to pull.
B．Their shooting range is 40 yards.
C．They are usually used indoors.
D．They took 100 years to develop.
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单项选择题
A．The characters.B．The readers.C．Her ideas.D．Her life experiences.
A．The characters.
B．The readers.
C．Her ideas.
D．Her life experiences.
单项选择题
A．Smarter Child has his own memory bank big enough for all kinds of information.B．A. I. Artificial Intelligence is probably the name of a film about a boy-computer.C．Smarter Child can recognize different files and find information needed on his own.D．We have similar product now which has the knowledge of Einstein, Nixon and Spears.
A．Smarter Child has his own memory bank big enough for all kinds of information.
B．A. I. Artificial Intelligence is probably the name of a film about a boy-computer.
C．Smarter Child can recognize different files and find information needed on his own.
D．We have similar product now which has the knowledge of Einstein, Nixon and Spears.
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