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来源：雅诚德英语网
RITA: What does she do differently? Does she work harder than the other baby-sitters?
丽塔：她做的有什么不同吗？她比别的保姆更勤快吗？
RITA: What does she do differently? Does she work harder than the other baby-sitters?
丽塔：她做的有什么不同吗？她比别的保姆更勤快吗？