They are trying to {{U}}identify{{/U}} what is wrong with the present system.

题库:综合类 类型:最佳选择题 时间:2017-07-03 03:16:17 免费下载:《单项选择》Word试卷

They are trying to {{U}}identify{{/U}} what is wrong with the present system.
A.prove
B.consider
C.discover
D.imagine

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