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Before_____ white, the door should be cleaned tho

qiouzhang1hao 2015-02-11
Before_____ white, the door should be cleaned thoroughly.   A. painting B. painted C. being painted D. having been painted 求解答和分析
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大赢家326
C,考点是主被动和逻辑主语;主语是the door所以与paint的关系是被动,因为不可能door自己paint自己,所以排除A,before后加V-ing排除B,having done形式只出现在句首或者介词后,排除D;C满足被动和before后V-ing,选C
2 0 2015-02-12 0条评论 回复
孤独患者ACE
A 没有为什么
19 0 2015-02-12 0条评论 回复
podaoxaq89
C,主语还是the door,那门只有被涂白,
19 0 2015-02-12 0条评论 回复
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