将下列英语句子译成汉语，汉语句子译成汉语。
青少年不应该被允许吸烟。
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他曾经害怕黑。
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你能告诉我们今天晚上乐队什么时候开始表演吗？
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Potato chips were invented by accident .
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His parents made a decision to send him to a boarding school .
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