5、o+adj. / adv.+to do sth. Heistooyoungtogotoschool.Heistooweaktocarrythebox.Heistooangrytosayaword.2)too+adj. / adv.+forsb.+todosth.对某人来说太……而不能……Thequestionistoodifficultformetoanswer.(宾主相同省略宾语)Theproblomistoodifficultformetoworkout.(宾主相同省略宾语)Thedeskistooheavyforhimtocarry.(宾主相同省略宾语)★too…to…表
6、肯定情况1)too… to”结构之前有否定词not,never,nothing等词时,One/It is never too old to learn.(活到老,学到老。) Youarenever too old to learn.(活到老,学到老。)Swimming is not too difficult to learn.(游泳并不十分难学。)It’s never too late to mend.(亡羊补牢,犹未为晚。)2)too前有only,加强肯定含义,onlytoo=very,Thebookisonlytoointerestingtoread.3)too后为表示心