缺词填空:l5|/b;`:K,\4H;v*c,W4?6\
At different times in a man’s life his food has different effects （影响） on his body. Among children f -T/l.W3W3_'e)N-p4N8J0m+@ is quickly changed to the power（力量） to run and play games. Most of a young man’s food is spent on growing t 6i5U'h,[*]8w,o1y ; we grow upwards only d 7_+C4V8V1i7J+g9e'[.z(O2K3i.x the first twenty years of our l ;E7y.c.w*y , not later. Working men get their strong bodies from their food; and if they work h 9p6H,k){ , they do not get fat. Office workers eat well and s 0A4u;^ down a lot, and may begin to grow fat when still quite young. Many older p5z:q5D4`2~8n4@,s-O3| try to work much and walk often. Perhaps the most difficult time is when a man r /x,q(i/y6?(n.l5A4h;| sixty years of age. His body and mind b )~4^)D2T0^:d restful, without much work or interest. That is when food changes quickly to f 9u0T9K)D5J5T4z)G2c/] .:l5|/b;`:K,\4H;v*c,W4?6\