36．a(chǎn)ccording to the selection，more than half of a person's body is composed of ____ ?。?BR> a）involuntary muscles b）muscle fibers
c）sensory nerves d）voluntary muscles
37．intelligent use of the muscles means that ____?。?BR> a）one improves muscular action consciously
b）one always knows what his muscles are doing
c）one's muscles are used only to the extent necessary for each action they perform
d）one perform simple actions without working
38．a(chǎn)n average woman is weaker than an average man because she has ____ ?。?BR> a）60to 70percent less muscle for her body mass
b）only 60to 70percent as much musc1e for her body mass as an average man
c）less muscle fiber for her body weight
d）more voluntary muscles than an average man
39．which of the following statements is implied but not stated？
a）muscular sense involves automatic perception．
b）there are more than 500involuntary muscles in the body．
c）muscle tissue is inflexible．
d）the muscular sense is more important than any other sense．
c）sensory nerves d）voluntary muscles
37．intelligent use of the muscles means that ____?。?BR> a）one improves muscular action consciously
b）one always knows what his muscles are doing
c）one's muscles are used only to the extent necessary for each action they perform
d）one perform simple actions without working
38．a(chǎn)n average woman is weaker than an average man because she has ____ ?。?BR> a）60to 70percent less muscle for her body mass
b）only 60to 70percent as much musc1e for her body mass as an average man
c）less muscle fiber for her body weight
d）more voluntary muscles than an average man
39．which of the following statements is implied but not stated？
a）muscular sense involves automatic perception．
b）there are more than 500involuntary muscles in the body．
c）muscle tissue is inflexible．
d）the muscular sense is more important than any other sense．