سوال 16
حل تشریحی سوال شماره 16 زبان انگلیسی - عمومی
کنکور دکتری زبان انگلیسی عمومی 1402
Directions: Select the answer choice (1), (2), (3), or (4) that best completes the blank. Then mark the correct choice on your answer sheet.
16.
In 1887, an ingenious experiment performed by Albert Micheison and Edward Morley severely .................... classical physics by failing to confirm the existence of "ether," a ghostly massless medium that was thought to permeate the universe.
1)
predetermined
2)
reiterated
3)
undermined
4)
presaged
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