pecking man lived more than 400,000 years ago, and scientists argue about _________ any of his genes have survived.
a. if
b. that
c. whether
d. while
정답이 a인데 왜 c번은 안되나요 ?
전치사 다음에는 명사절 if를 못쓴다고 알고있는데,,
답변좀 ㅠㅠ
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2022-02-28 02:55:29
pecking man lived more than 400,000 years ago, and scientists argue about _________ any of his genes have survived.
a. if
b. that
c. whether
d. while
정답이 a인데 왜 c번은 안되나요 ?
전치사 다음에는 명사절 if를 못쓴다고 알고있는데,,
답변좀 ㅠㅠ