2016-2017学年 译林版 必修5 Unit1 Getting along with others Grammar 课件 (17)
2016-2017学年 译林版 必修5   Unit1 Getting along with others  Grammar 课件 (17)第3页

Two main kinds of infinitives

The to-infinitive & The bare infinitive PS: Here please pay attention to the usage of “to”. It can both function as a preposition and the symbol of an infinitive. be used to doing sth used to do sth