复制粘贴的不要给他分!
to do在做状语的时候表示目的.to wake up early next morning,he set the alarm.
To do 的被动形式是to be done.完成形式是to have done,进行形式是to be doing.
比如he seems to have finished the task.
He seems to be killed last night.
He seems to be waiting for his girlfriend.
To do还可以做原因状语,i'm glad to meet you.
To do还可表结果,与doing表示的结果不同,doing做结果状语是意料之中的结果,to do 做结果状语是否意料之外的话结果.
比如 he hurried to the airport,only to find that the star had left.
Basketball is being played in more than 80countries,making it the most popular games in the world.
再问： 我想要最基础简单的，看不懂哎。 最好有口诀甚么的
再答： 我说的这些都算是基础的了，应该没什么口诀的吧
