单项选择题

The brain drain of experts away from developing countries will greatly influence these coun tries' development of sophisticated industry.（）

A．principal
B．advanced
C．primitive
D．collective

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单项选择题

They are confronting tremendous and more complicated problems.（）

A．discussing
B．solving
C．undertaking
D．facing

单项选择题

Women want the same pay if they hold the same jobs as men. At home, however, they do not expect their husbands to （） in the housework.

A．do
B．have
C．share
D．divide

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