It took more than twenty years for the great artist _the painting was fin
题型：不详难度：来源：
It took more than twenty years for the great artist _the painting was finished completely.| A．as | B．before | C．after | D．when |
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答案
| B |
解析
试题分析：句意：在这幅绘画完全完成之前，花费了这位伟大的艺术家20多年的时间。As作为； before在……之前 ；after在……之后 ；when当……时候，选B。 |
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