50. The best title for this passage would be__________ .
(A)How to Survive High School
(B) American Teenagers Need More Sleep
(C) Sleeping Less Equals More Time to Study
(D) How to Get Less Than 7 Hours of Sleep
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統計: A(16), B(397), C(50), D(35), E(0) #1934902
統計: A(16), B(397), C(50), D(35), E(0) #1934902