是on your work 还是in your work I hope you won't have any trouble on your work.是用on 还是in?

是on your work 还是in your work I hope you won't have any trouble on your work.是用on 还是in? on your 是on your plate还是in the plate 是in studying还是on studying eg You can do well ___ your studying if you work hard. work hard in 还是work hard on work hard on the subject,work hard at English,in your lesson,又是at,又是 on 用英语：在太空站工作 是 work on space station 还是 work in space station 还是 at work hard at your lesson还是on your lessonwork hard at your lesson还是on your lesson 还是都可以? thanks for your help or we couldn't finish work ___ such a rainy day请问这题填In 还是 on work on your work on your work on your reading you need more hard work on/in your English. 他在工作上总是没有任何计划.这句话如何用英语翻译?是用in the work还是on the work They ____ it for hundreds of years.空里填work还是work on还是work in还是work at 是what's in your mind 还是what's on your mind? 是work hard at sth.还是work hard on sth. 是at my work还是 on my work? What do you spend your time on ___ work and study?要填的一定是介词except还是besides