Give him some books to read.不定式修饰间接宾语some books
He has a family to support.不定式修饰宾语a family
There is a lot of work to do不定式修饰主语a lot of work
Give him some books to read.不定式修饰间接宾语some books
He has a family to support.不定式修饰宾语a family
There is a lot of work to do不定式修饰主语a lot of work