have you put your trousers in the washing machine 不是动词的疑问句是用do do_英语解答

have you put your trousers in the washing machine 不是动词的疑问句是用do does当助动词的么请问

人气：162 ℃　时间：2019-10-10 00:41:27

解答

Answer :还原陈述句如下:You have put your trousers in the washing machine .这里 put 是过去分词,它与助动词"have"构成现在完成时.你的困惑应该在于未知"put"的原形,过去式,过去分词三种形式同形都用"put"来表示I...