work hard with/at/in/on my English以上4个哪个对,WHY

work hard in还是work hard at? work hard at hard work hard with/at/in/on my English以上4个哪个对,WHY Work for ,work at, work in,work with,怎样区别 I am going to work hard ____ it.A.in B.at C.with D.to说明原因 If you work hard.you'll get the reward_time.A.in B.at C.into D.with 英译汉:work hard at work hard at中文 work in/at/as/on/with/out _________ in the future,one needs hard work at school. work hard () English A.in B.at C.on 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 work hard at English是什么意思 I work hard at school. hard at work school I(? I'm gong to work hard __ it(指chinese）A,in B,at C,with D,to该选哪一项 At work,I must work hard