sb be seen to do sth,see sb do sth造句

sb be seen to do sth,see sb do sth造句

let sb do sth 让某人做某事see sb do sth 看见某人做某事why not do sth 你为什么不做某事= see sb doing sth 看见某人正在做某事why don’t you do sth ssee sb do sth---sb be seen to do sth hear sb do sth---sb be seen to do sth 以此类推We saw him go into the restaurant. → He was seen to go into the restaurant. I he

只有sb be seen to do sth 某人被见到做某事没有sb be seen do sth是啊，我也觉得。但我们老师叫我们区分弄得我不知如何是好！!他应该是叫你们区分“sb be seen prefer to do sth. 喜欢(爱)做某事be seen to dosth.做某事被看见e.g:I need something to eat. 我要一些吃的东西。blog.163|基于118个网页2. 被看见做某事

˙ω˙ 在现代的英语，动词不定式不用作see 的宾补，所以我们不说see sb to do sth，但类似于make，被动语态中的see 用动词不定式作宾补，如be seen to do sth：He was seen to enterbe seen后面跟什么see是感官动词。see sb. do/doing sth。be seen to do,被看见做了什么事。be seen doing,被看见正在做某事。例如：They were seen to sing a song.他们被人看到唱

∪＾∪ 具体地讲：see sb. do sth表示看到某人做事的全过程，而to do表示还没做呢，没做怎么可能看到？所以，无奈只好省to。S: 哇！绝对的标准答案！那为什么被动又要还原to呢？即：sb be 重要知识点，值得收藏

前者是sb.be seen to do sth.这是动词不定式作主补必须加to 后者是sb.be seen doing sth.这是现在分词作主补语法上都可以，词义不同。用doing表示当时正在做某事，而用to do 强调做了某事。比如Tom was seen playing football on the ground.有人看见汤姆当时正在操场上踢