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1-For phase 3 trial approved COVID-19 vaccine by many pharmaceutical companies.

2-COVID-19 vaccine have been approved for phase 3 trial by many pharmaceutical companies

3-COVID-19 vaccine has been approved for phase 3 trial by many pharmaceutical companies.

4-Many pharmaceutical companies have been approved by COVID-19 vaccine for phase 3 trial.

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The correct sentence which is"present perfect passive tense is number (3)
COVID-19 vaccine has been approved for phase 3 trial by many pharmaceutical  companies .
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