The difference of stress-response behaviors between men and women is partially caused by
A．the nature of both sexes
B．the different social networks
C．the secretion of certain hormones
D．the connection to nervous system

未分类题According to the passage, which of the following is one of the 'tend-and-befriend' behaviors?A．Quarrel with other family members.B．Travel alone to other countries.C．Give a hand to other people.D．Care about the children.

未分类题Which of the following leads to more hostile and aggressive behaviors?

未分类题The word 'base'(line 5, para. 2)most probably means '______'.A．basicB．ignobleC．honorableD．strange

未分类题The author believes that new government regulations______.A．may improve handling of livestockB．may help control the spread of Mad Cow DiseaseC．may hurt the economy by eliminating small farmersD．may make food even less safe

未分类题According to the study, failing to deal with inequality in the workplace______.A．is a waste of resourcesB．could lead to a glass ceilingC．could affect political stabilityD．could stimulate economic growth