职称英语在线答题

每日一练：职称英语考试综合类每日一练(2016-1-20)
【单选题】To understand what we are going to talk about today,you have to rely on what you have read previously.
A）beforehand
B）carefully
C）before
D）in advance

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参考答案：C
试题解析：
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大数据分析：在此试题本次每日一练练习中：
13%的考友选择了A选项
73%的考友选择了B选项
4%的考友选择了C选项
10%的考友选择了D选项