concentrate on sth怎么用?on加doing可以吗?

concentrate on sth怎么用?on加doing可以吗? is this sentence accutate?i focus my mind on doing sth.or i concentrate my mind on doing sth. do you prefer to concentrate on the future?怎么翻译 concentrate on等于 concentrate on的用法 i concentrate on concentrate more on 与concentrate much on 都可以吗 concentrate on you的意思 be delighted that,take sb with sth,be enger to do,concentrate on,inform sb of sth, 造句各造一个 concentrate on 和 concentrate to 有什么区别 concentrate造句 注意,不是concentrate on要初三水平 请问：“shouldn't she concentrate on doing her school work instead?”这句怎么翻译,谢谢 concentrate on 与focuse on 的区别 centre on 和 concentrate on比较 concentrate concentrate concentrate depend on,feed on,comment on,concentrate on,rest on,