◎ 题干
The work is so difficult that we can’t finish it in time ____.
A.of our ownB.to our own
C.on our ownD.with our own
◎ 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 work is so difficult that we can’t finish it in time ____.A.of our ownB.to our ownC.on our ownD.with our own…”主要考查了你对  【介词短语】【介词】  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。