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We ________ the room for your party,Amy.A.need cleaned B.needn't to ciean C.don't need to clean选哪个,同时说出原因,needn't to do和don't need to do 有什么区别.

题目详情
We ________ the room for your party,Amy.A.need cleaned B.needn't to ciean C.don't need to clean
选哪个,同时说出原因,needn't to do和don't need to do 有什么区别.
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答案和解析
c need在第一个里作系动词,在第二里作实意动词,(有实在意义的),俩意思都一样