WebThe simple form of the verb, after a verb of perception, gives the idea that the action was observed from beginning to end during the time of perception, as in sentence (a) above and sentence (c) below. The -ing form of the verb, after a verb of perception, gives the idea that the action is in progress but not completed at the time of ... Webhear sb. doing sth. 听见某人做某事 . keep sb. doing sth. 使某人不停地做某事 . listen to sb. doing sth. 听某人做某事 . look at sb. doing sth. 看着某人做某事 . notice sb. doing sth. …

你还傻傻分不清to do, doing, do动词用法，这一篇告诉你！

Webhear to do sth 还是hear doing sth 答：两个都行,要看句子.hear sb do(to常去掉)sth.意思是听到某人做某事,强调状态,强调此人一直在做事,而hear sb.doing sth.则强调此人正在做某事,强调动作.要区分. Web岑例回复： doing:1.动名词,动词加ing当作名词使用 2.现在/过去进行时 3.动词做主语要加ing to do:1.不定式 2.动词做主语,前面加to 如果是动词做主语,则用doing 和to do都可以 如果 … pericyte histology

help sb. to do sth.还是help sb. doing sth.? - 知乎

Weblet （sb） to do. 但是，有let sb do. 一般情况需要.使役动词被动情况需加上to。. 例如：. They let him talk. He was let to talk. They made him run. He was made to run. 但有一种情况例外，就是let go. Web1.主动语态中,hear只能接不带to的不定式或动名词作宾语即： hear sb do sth:I heard her sing that song.我听见过她唱那首歌. hear sb doing sth ：I heard her singing that song. … Web求七年级下册英语句子 答：have fun doing sth 做某事有乐趣 22. in the corner 在角落 23. find sb doing sth发现某人在做某事 24. help sb (to) do sth帮助某人做某事 25. all day 整天 26. make sb do sth 使某人做某事(类似结构: have/let ... pericyte medium-mouse 1231