But this modest effort only calls attention to the magnitude of the need.

The effort called forth all the strength that was in him.

I could not have improved upon it, but such an effort called for a great expenditure of strength.

The effort calls for increasing the number of recycling receptacles in public spaces to 1,000 by 2014 from about 600 now.

The night and the effort called for something defining.

She then in an effort to call to her husband and save herself, she sings to the beast.

Current efforts to control rabbits are using another microbe called the calicivirus.

Over all, the Administration's anti-drug efforts over a period of several years originally called for more than $3 billion.

I therefore believe that the committee's positive efforts call for a positive response on our behalf.

But his most memorable efforts were devoted to what some might call the lunatic fringe of art and architecture.