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What.s the author.s opinion in part one?

（2.0分）2.0 分
A、
Teenagers. idleness and ignorance will produce serious effect on all concerned and

for society as a whole.

B、
Teenagers. idleness and ignorance will produce positive effect on all concerned and

for society as a whole.

C、
Teenagers. idleness and ignorance won.t produce any serious effect at all.

D、
Teenagers. idleness and ignorance will produce serious effect only on

themselves.

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出自：哈尔滨金融学院-大学英语1

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