America's emphasis on the importance of education for everyone has spurred scientific research.（）

题库:综合类 类型:最佳选择题 时间:2017-07-03 03:11:55 免费下载:《单项选择》Word试卷

America's emphasis on the importance of education for everyone has spurred scientific research.（）
A.encouraged
B.endangered
C.endorsed
D.enlarged

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