英语练习题1道 急

问题描述:

英语练习题1道 急
He was never seen to be late again中see明明没有加to为什么这里要加阿 是不是所有这样的遇到被动都要加阿像这个these workers were made (to) work for 12 hours

若宾语补足语是不带to的不定式,变为被动语态时,该不定式前要加to.此类动词有feel,hear,help,make,observe,see,notice,watch等.