句子写作：He is very busy preparing IELTS. He has no time to play.
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按事故成因划分，事故可分为______ 和 ______ 两大类
句子写作：The judge had a hard time deciding___________________.
句子写作：”Happy Christmas “he said.
句子写作：Today at school Mr Moore brought in his pet rabbit. He showed it to the class.
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