my shoes are so dirty that they need polished这句话对吗?是用polished形式还是polishing?
问题描述：
my shoes are so dirty that they need polished这句话对吗?是用polished形式还是polishing?
答
my shoes are so dirty that they need polishing.
my shoes are so dirty that they need to be polished.
答
my shoes are so dirty that they need to be polished.
鞋是被洗，所以是被动语态be polished。由于be polished不能直接做宾语，所以用动词不定式。
可以直接是need polishing，need doing表示被动。
答
polishing
need doing 用主动形式表被动含义.
答
我的鞋子太脏了，它们需要清洗一下 用polished 其实原句应该是
my shoes are so dirty that they need （to be）polished