And more is required of us to maintain that economic leadership.

More energy is required to maintain a larger body mass, he said.

Whether you have one year of experience or 20 years, all educators should be required to maintain staff development.

Students admitted before 2009 are required to maintain a 3.33.

All institute students are required to maintain an overall average of 88% and higher.

The local population were required to maintain the road system and received tax relief for their efforts.

Very little software knowledge or training is required to maintain one of these sites.

After 1945 it became very difficult to pay for the huge staff that was required to maintain these houses.

Every country should be required to maintain and fund essential health care services.

For example, he said, Congress should not require states to maintain their current levels of welfare spending.