"You seem to have done some pretty extensive modifications all around."

Extensive modifications to the station building were made in 1958.

An additional Act was required due to the extensive modifications at the site.

Even with these boats, extensive modifications were still found to be necessary.

Extensive Gothic modifications were made in 13th and 14th century.

Remember too, that not all home improvement needs will require extensive modifications.

The church has undergone extensive modifications from its original design.

She was salvaged and put back into service after extensive modifications.

After extensive modifications the ship was launched on 23 April 1921, and finally completed in 1923.

"We have no objection to extensive modifications to the entire northern half of the house, including the existing kitchen."