58. According to the passage, who do you think will need a sleep check-up?
(A) Those who feel all right on seven hours of sleep.
(B) Those who feel sober after sleeping for eight hours.
(C) Those who feel right only after 10 hours of sleep.
(D) Those who do not feel good if they sleep less than 6 hours.
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統計: A(6), B(41), C(257), D(37), E(0) #1600116
統計: A(6), B(41), C(257), D(37), E(0) #1600116