◎ 题干
— I wonder if the work can be completed in a month.
— The work is progressing________schedule and should be completed within three weeks.
[     ]
A. in advance  
B. ahead of  
C. in sight  
D. in front of
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“— I wonder if the work can be completed in a month.— The work is progressing________schedule and should be completed within three weeks.[ ]A. in advanceB. ah…”主要考查了你对  【介词和介词短语】  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。