get sb done表示讓賓語被做，強調被動性的動作；get sb/sth+形容詞/副詞/介詞表示使某事發生，使賓語處于什么狀態。

　　例句：

　　He got his brother to help him.

　　他讓他兄弟來幫助他。

　　He got the car started.

　　他發動了小汽車。

　　He got his bike running very fast.

　　他把自行車騎的飛快。

　　Please get your ticket ready.

　　請準備好票。