Question

insist on ,stick to (doing),keep at,keep doing sth,keep on d

Answer 1

1 insist on （doing）sth.是坚持某种做法,意见,主张.如：They insisted on leaving that day.他们坚持要在那天走.2 stick to (doing) sth.是坚持原则,计划,诺言,决定,真理,路线等.如：He always sticks to his promise plan.他总是坚守自己的诺言.3 keep doing sth.强调状态的继续,常与表示延续性的动词或静止状态的动词连用,如：He kept standing in the street .他一直站在大街上.4 keep on doing sth.表示动作的反复,强调动作间有间隔,常与短暂性动词连用.如：He kept on repeating these words over and over.他一遍又一遍重复这几句话.5 keep 本身是及物动词,意为保存,照顾,遵守,记账等,通常后面不跟介词,keep+表语,意为保持,继续（处于某种状态） keep at 和keep to do 不常见,我也不知道有没有这种用法,这个不是考点,也不是重点,自己知道就行了.6 go on doing 指做事因故暂停,尚未做完,再继续做下去,它还可以一直做某事.7 go on to do 则表示某一件事已经做完,再接着去做另一件事,He went on to talk about the world situation 他接着又谈谈世界形势.8 go on with 是一个动副介词短语动词,其后通常接名词或代词作宾语.如：Please go on with your story .请继续讲你的故事.希望我们一起交流.