i don't need to finish 为什么加to,need否定还用to?
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![i don't need to finish 为什么加to,need否定还用to?](/uploads/image/z/7289367-15-7.jpg?t=i+don%27t+need+to+finish+%E4%B8%BA%E4%BB%80%E4%B9%88%E5%8A%A0to%2Cneed%E5%90%A6%E5%AE%9A%E8%BF%98%E7%94%A8to%3F)
i don't need to finish 为什么加to,need否定还用to?
i don't need to finish 为什么加to,need否定还用to?
i don't need to finish 为什么加to,need否定还用to?
need可以当实义动词,就是用need to do sth,否定就用助动词啊
need当情态动词的时候,后面用原形,否定直接用needn't
上面的句子也可以是 I needn't finish.
need 在这里用作实义动词 因为有具体的意思:需要; 在这时要加to 即need to do sth;
否定的时候如果是情态动词 如:need I help him? no you mustn't. 如果是实义动词 则当然按句型 需要加to