作者yimean (温柔杀手N  )
看板Eng-Class
标题[文法] 文法问题请教
时间Sun Feb 28 19:19:15 2010
句子： He says that his inverter recently launched underwent six years of
development and are very successful.
问题：在that之後有两个动词相连launched underwent，请问在这个时候underwent是以
动词过去式做形容词使用吗？请问判定准则是什麽呢？烦请板上大大指导，感谢！
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1F：→ zofloya:launched在这应是过去分词，不是动词，不过这个句子有问题 02/28 21:36
2F：→ zofloya:为什麽and後面的动词是are? 02/28 21:37