She learns more about her job A.day by dayB.day to dayC.one by dayD.one after one.
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A解析试题分析: day by day一天天地;day to day天天,日复一日;one by day无此说法;one after one一个接一个。一天天地她更加了解她的工作。结合语境可知选A。考点:短语辨析
点评:解答此类题型的要点是了解各个短语的基本含义及用法的不同,同时注意其表示多个含义的现象,然后结合语境选择合适