Thepointofregularexerciseistomakeyourheartstronger,it()morebloodthantheaverageperson,anditbeatsmoreslowlyandthusliveslonger.
A.bumps B.pumps C.increases D.Produces正确答案D
Thepointofregularexerciseistomakeyourheartstronger,it()morebloodthantheaverageperson,anditbeatsmoreslowlyandthusliveslonger.
A.bumps B.pumps C.increases D.Produces正确答案D