disturb:
偏向于打扰,多用于打扰对方的休息、工作时间;还有另外一种意思:使人心神不宁,多用于被动语态
She was disturbed to hear of the bad news.
在听到坏消息后她心情很烦躁。
bother:
偏向于给别人带来的麻烦和困难
Don't bother me with stupid questions.
不要用那么愚蠢的问题打扰我。
此外bother还有特意的意思,用法为bother to do sth.
Don't bother to come to my home.
不用特意来我家
get to
1.到达;接触;开始
Keep on until you get to the church.
一直往前走到教堂。
they get to do whatever they want.
它们可以做它们想做的事