27.Regardless of _____ you're a man or a woman, ought to exercise 300 minutes
a week.
(A) what
(B) who
(C) whom
(D) whether
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統計: A(1), B(5), C(10), D(31), E(0) #3276194
統計: A(1), B(5), C(10), D(31), E(0) #3276194