单项选择题
A．Men can expect to live longer than women in Europe.' B．Boys and girls study separately everywhere. C．Famous Prime ministers are women. D．Women do not run or swim in races with men.
A．Africa. B．China C．Australia. D．The Middle East.
A．There is some oil than in the United States of America and Canada. B．There is a third of the world' oil. C．There is less oil than Africa. D．There is more oil than in all the other regions together.