◎ 题干

24.Tom is now in our class,but he once        in Westbrook High School for a term.
A.has studiedB.studiedC.had studied D.Studies
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“24.Tom is now in our class,but he oncein Westbrook High School for a term.A.has studiedB.studiedC.had studied D.Studies…”主要考查了你对  【现在分词的被动式】【现在分词】【不定式的被动式】【过去分词】  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。