Sentence examples for tests has proven from inspiring English sources

"The series of tests has proven the system and will help ensure crew and mission safety for our astronauts in the future".

AGG01 is a protein, and in laboratory tests has proven to be 100 times more effective than penicillin.

North Korea's accelerating program of missile tests has proven one of the Trump administration's biggest international headaches since coming to office.

Despite public battles over phonics, the federal government's Reading First programming and No Child Left Behind, which mandated standardized testing,, bending the flat results on reading tests has proven nearly impossible.

Because of the difficulties associated with detection of neutrophil autoantibodies, a combination of immunofluorescence and agglutination tests has proven to be the best antibody screening procedure.

However, achieving clinical validation for molecular tests has proven to be challenging given the dual needs for selection of high quality molecular markers and the provision of an analytically sound test process for their measurement.

Quick, reliable sharing of important information from tests has proved to be vexing.

But even the part of the grade that was intended to be objective, how students perform on standardized tests, has proved squishy.

So far, none of the analyzed biochemical tests has proved suitable as a second-line test in tumors where subjective evaluation yielded an uncertain result.

Despite much international effort during the last 25 years, agreement on a universally approved set of tests has proved elusive (World Health Oganization 1989).

So far, 35 tests have proven negative.