Finally, in 2001, Congress made changing the station's name a condition of further federal funding.

We should demand that each candidate pledge to make changing this law a top priority of his administration.

Bad weather made changing the tapes dangerous and difficult.

"What makes changing it so difficult is that families have come to accept this as commonplace," he said.

This made changing the individual figures from food item to robot/dinosaur and back fairly easy even for those within the intended age range.

In some cases, regulatory concern makes changing a project design impossible.

Not until 2001 did Congress made changing the station's name a condition of further federal funding.

"What makes changing the curriculum so difficult is that the people are living in the middle of a conflict," he said.

This made changing the setup to different operating systems (most of which support C) easier.

The fact that their approval requires unanimity in the Council makes changing them even more difficult.