高二英语非谓语动词作状语,定语和补语,作主语表语和宾语的窍门.

1.doing,done,to do 都是一般式,可以有变化:being done; to be done; to be doing; to have done 等.2.非谓语动词的否定式都是在最前面加not.如 not having done; not to have done.3.主语Some students’ being lat...