Measures have been taken to prevent the accidents, but much _____ for more improvement.
A.remains to be done
B.is remained to do
C.remains to do
D.is remaining to be done
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◎ 解析
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◎ 知识点
根据n多题专家分析,试题“Measures have been taken to prevent the accidents, but much _____ for more improvement.A.remains to be doneB.is remained to doC.remains to doD.is remaining to b…”主要考查了你对 【一般现在时】,【将来进行时】,【过去完成进行时】,【过去将来时的被动语态】 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。
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