21. _______ a daily dose of antibiotic medicine sould not be necessary,
since there has been no trace of a fever.
a. Take
b. Took
c. Taking
d. Having taken
답은 d. Having taken이고
Taking과 Having taken 중에서 고민하다가
Taking을 고르긴 했는데,
이게 왜 답이 Having taken일까요!?
since 뒤에 there 'has been'으로 완료로 되있어서 맞춰준건가요!?
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