in future 做 from this time onwards 來講，亦即漢語的“今後”之意，而 in the future 才相當於 in time yet to come，也就是“將來”的意思。
in future的用法：
1、Share options will play a bigger role in future, putting zip into the performance of middle managers?
認股權在未來會發揮更大的作用，將激發中層管理者的工作熱情，使其有更出色的表現。
2、People who marry into the Royal Family will have to be vetted much more carefully in future.
那些與皇室成員結婚的人未來將受到更細致的調查。
3、The longer you have been in shape in the past, the quicker you will regain fitness in future
過去健美身形保持的時間越長，將來身材恢復得就越快。
4、In future the President will be chosen by the people instead of by the National Assembly
今後總統將由人民選舉產生，而非國民議會選出。
5、I asked her to be more careful in future?
我要她以後要更加小心。
?in the future的用法：
1、My hope is that, in the future, I will go over there and marry her.?
我的希望是將來能去那裏和她結婚。
2、We expect better of you in the future?
我們希望將來妳有更大的成就。
3、In the future the machines will need spare parts and maintenance.?
這些機器將來會需要備件和維修保養。
4、What we'll see in the future is, in fact, a continuation of that trend.?
事實上，將來我們看到的是那種趨勢的延續。
5、Hopefully, that will have a deterrent effect on drug syndicates in the future.?
希望這能在將來對販毒集團起到威懾作用。