The phrase 'testing has been completed' is correct and usable in written English. You can use it when describing a situation in which a certain set of tests or evaluations have been finished. For example: "The team has worked hard all week, and now the testing has been completed.".
Although most of the construction is now finished, only the first of four stages of testing has been completed.
Many of the same groups fighting genetic engineering in agriculture have been arguing for regulators to clamp down on nanotechnology, in general, and its use in food and cosmetics, in particular, until more safety testing has been completed.
"It is wholly appropriate that we delay the execution until we can determine that all potentially useful DNA testing has been completed," Mr. Bush, a Republican, said in a statement.
To assist in system calibration efforts, summer weather testing has been completed to explore cabin heating transients.
After all the design and testing had been completed, optimization for mass production was required, which typically includes coordinating dozens of suppliers to make and deliver the parts.
Left unanswered was why the players union did not have all of the 2003 urine samples and test results destroyed once the anonymous testing had been completed and the percentage of positive tests had been compiled.
After testing had been completed, we realized that one of the tasks (the reading span) may have unfairly disadvantaged the bilingual group due to the task's emphasis on English language ability.
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Ha Thuy Vy
MA of Applied Linguistic, Maquarie University, Australia