1.   The selection process is based on rigorous tests of competence and experience.

2.   Now there are calls for rigorous tests to be introduced.

3.   And NASA urged other scientists to undertake even more rigorous tests.

4.   And while the International Association of Identification has a rigorous certifying test, about half the current or would-be examiners who take it fail, without apparent career consequences.

5.   Before making it official, he said, he wants to put the knee through some final rigorous tests in morning workouts.

6.   Besides seeking out women with athletic backgrounds, it has also set up a training program to prepare women for the rigorous physical test.

7.   Both states are introducing new curriculum standards and more rigorous standardized tests, so immigrant students need to learn English more quickly and thoroughly, the educators said.

8.   But Hazzard said Golota would be required to take a more rigorous medical test before he would be allowed to fight in the state again.

9.   Currently, the two-by-four wood segments are put through such rigorous tests that they could never pass.

10.   Demanding that students pass rigorous standardized tests with substandard educations is unfair, if not illegal.