However, many parts were seen as necessary by both detractors and supporters.

It is a risky move, but one the chain sees as necessary.

It hasn't been seen as necessary by our administrators.

This physical contact is seen necessary only for those present at the ceremony.

This makes it more difficult to build the level of belief seen as necessary for strong implementation.

Only a formal act of the pope was seen as necessary to crown him.

The tightening was seen as necessary to head off higher inflation.

Government support was seen as necessary, not least in order to change the social composition of the student body.

While advertising can be seen as necessary for economic growth, it is not without social costs.

"We will be using them as we see necessary," he said.