【多选题】Do you find getting up in the morning so difficult that it's painful? This might be called laziness, but Dr. Kleitman has a new 【 C1 】 ______. He has proved that everyone has a daily energy cycle. Dur...
A.
rise
B.
realize
C.
peak
D.
intimate
E.
leisurely
F.
routine
G.
familiar
H.
maximum
I.
requiring
J.
habitually K. naturally L. explanation M. change N. commenting O. increase