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THE WORLD HEALTH ORGANIZATION ______ IN 1948 IN OR...
THE WORLD HEALTH ORGANIZATION ______ IN 1948 IN ORDER TO CARRY OUT...
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DE THI THU TOT NGHIEP `12
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20. The World Health Organization ______ in 1948 in order to carry out medical research and improve
international health care.
A. had been established B. established C. was established D. had established
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20.
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DE THI THU TOT NGHIEP `12