题目内容：
第48题__________
A．It's easier to have a robot companion instead of a human friend. B．But a sophisticated robot will probably be even more attractive.
C．And if you want to go ahead and tie the knot with your special electronic friend, Levy said that such marriages will be socially acceptable by around 2050.
D．However, few owners will program their robots to point out their flaws.
E．Maybe your generation could resist, but eventually there will be a generation of people who grow up with humanoid robots as a normal part of life.
F．The bot knew each child because it was programmed with face and voice recognition; and it giggled when tickled.
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