是we need not much还是we don`t need much

后者正确，we don`t need much。 这个地方的need是实意动词，当然是不能加not的 needn't 一般是needn't do/have done 或者是用在回答用Must提问的句子中：Must finish the work today？A：No，you needn't need一般是need sth/sb或者need to do