不定项选择题 Exercise, everyone advises! But immediately, when you try, you run into t
A A． You use more energy if you walk rather than jog for the same amount of time. B
B． You use more energy if you jog rather than walk the same distance. C
C． You use the same amount of energy whether you jog or walk the same distance. D
D． You use the same amount of energy whether you jog or walk for the same amount of time.
