请帮忙给出正确答案和分析，谢谢！
He remained poor all his life.（英译中)
He is preparing his speech for the meeting tomorrow.（英译中)
He lives by his pen.（英译中)
He is the head of our school.（英译中)
He arranged his speech under four main heads.（英译中)
He put down his glass.（英译中)
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