翻译：He works very hard, so he often does well in the exams.
he tries his best to study，so he often gets good result in the exams .
希望能帮到你，有疑问可以提出哦。祝你学习进步！
he studied diligently， thus he often done well in his english exams
benhann的其实也对，every road lead you to rome。
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