The school underwent a lot of changes during this time.

Each of them had undergone it during the first months, but none recently.

He has had to undergo three operations, one of them during the season.

It has undergone several changes of name and ownership during its history.

It has since undergone a major expansion during the early 1960s.

The series underwent further changes during the months leading up to and following its debut.

More than 200,000 young men underwent basic combat training here during the period 1966-70.

The City also underwent massive construction during the 1960s and 1970s.

He was to undergo those tests during a game in Baltimore.

The main cast also underwent substantial changes during the season.