单项选择题

Arctic explorers may catch colds when ______.

A．they are working in the isolated arctic regions
B．they are writing reports in terribly cold weather
C．they are free from work in the isolated arctic regions
D．they are coming into contact again with the outside world

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热门试题

单项选择题

According to the author, sex roles ______.

A．are socially determined
B．are emotionally and physically determined
C．can only be determined by what education people take
D．are biologically and physically determined

单项选择题

The author points out that the assignments of women's roles in work ______.

A．are determined by what they are better suited to
B．grow out of their position inside the home
C．reflect a basic difference between men and women
D．are suitable to them, but not to men