◎ 题干
Midori toured the U.S.A.______.
[     ]
A. when she was fourteen
B. at the age of fourteen
C. when she was aged fourteen
D. A. B or C
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“Midori toured the U.S.A.______. [ ]A. when she was fourteen B. at the age of fourteen C.when she was aged fourteen D. A. B or C …”主要考查了你对  【介词短语】【状语从句】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。