The demands made on the system and its leaders cannot be met with an authoritarian regime.

Now, the observer wishes to make a measurement on the system.

Only a few calls - sometimes as few as three - could be made on the system at a time.

By November 2006, over 50 million journeys had been made on the system.

If the airlines really wanted to attract users and make money on the system, they should just include the service with the price of the ticket.

But we are approaching the Ceremony and making many unusual demands on the system.

Mr. Clinton is scheduled to make a decision on the system this summer.

I would say Khrushchev made capital repairs on the previous economic system, with more or less success.

But unquestionably, there are big improvements to be made on the present system.

In engineering, some methods or components make special demands on the system.