◎ 题干
______ the help of the teacher, the student who wasn’t good at math ______ the difficult problem quickly.
A.Under; worked outB.With; worked on
C.Under; solvedD.With; solved
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“______ the help of the teacher, the student who wasn’t good at math ______ the difficult problem quickly.A.Under; worked outB.With; worked onC.Under; solved…”主要考查了你对  【一般过去时】【一般过去时的被动语态】  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。