题目内容：
Carrieweight
A．You build your own future． B．Healthy lifestyle will be a more popular way to keep fit．
C．Computer will be an effective tool for doctors．
D．Doctors may not need pills for heart troubles or over
E．Your brain waves may be used to check out your work performance．
F．People will be able to visit doctors more frequently．
G．Our appetite will be well controlled by drugs．
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答案解析：