更多"Agriculture was a step in human pro"的相关试题:
[单项选择]Agriculture was a step in human progress ______ which subsequently there was not anything comparable until our own machine age.
A. in
B. for
C. to
D. from
[单项选择]Agriculture was a step in human progress （） which subsepuently was not anything comparable until our own machine age.
A. in
B. for
C. to
D. from
[单项选择]Agriculture was a step in human progress _________ which subsequently there was not anything comparable until our own machine age.
A. to
B. in
C. for
D. from
[单项选择]Human behavior is mostly a product of learning, whereas the behavior of an animal depends mainly on______.
A. consciousness
B. impulse
C. instinct
D. response
