The couple made extensive changes to the house from 1673.

They are also asking for extensive changes in the way the university is run.

It was sold again in 1979 and extensive changes were made.

He had extensive changes made to the fabric of the house.

We've taken the A train and made extensive changes in that.

He won control of the schools and has initiated extensive changes.

And we made some extensive changes in the requirements for the English major.

Extensive changes might be made inside the theaters, the officials said.

He needed some rather extensive changes in the relationship of the cosmos to himself.

Some rule changes may be voted on next year, though extensive change is not likely before 1991.