将下列英语句子译成汉语，汉语句子译成英语。
Many accidents are caused by careless driving.
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If you compare her homework with his, you’ll find hers is much better.
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在苏州空气污染要比中国其他城市少。
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你爸爸穿红白相间的T恤衫，看上去真酷。
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我有时怀疑这本书是否值得一读。
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