be sure,make sure的用法及区别


be sure,make sure的用法及区别

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be sure确信,肯定I can't be sure.我不能肯定 。make sure查明; 设法确保, 确定You must make sure of the time and place.你必须把时间和地点弄清楚 。Make sure at least two people from the marketing team can attend.要确定销售部门至少要有两个人来参加 。
【be sure,make sure的用法及区别】

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