◎ 题干
– Were you at school when I called you?
– Yes, I ________ in the library.
A. studied                      B. am studying                  C. was studying
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“ – Were you at school when I called you?– Yes, I ________ in the library.A. studied B. am studying C. was studying…”主要考查了你对  【实义动词的单数第三人称形式】【实义动词】【动词短语】  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。