例句：
What we need now is a change of focus.
我們現在需要的是改變對事物的看法。
There's still time to change your mind.
你還有時間改變主意。
A change of job would do you the world of good.
換一下工作會對你大有好處。
I made only a few small changes to the report.
我對報告只做了幾處小改動。
There are bound to be changes when the new system is introduced.
引進新系統后一定會發生變化。