单项选择题

According to the passage, how does the concentration of alcohol in a fetus compare to that in the mother

A．The concentration is more.
B．The concentration is less.
C．The concentration is equal in amount.
D．The concentration cannot be measured.
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单项选择题
What is the main topic of this reading
A．Women and alcohol addict.
B．Exposure to alcohol.
C．The fetus and alcohol.
D．Drinking mothers.
单项选择题
Which one of the following was NOT mentioned as a sign of fetal alcohol syndrome
A．Disfigurement (畸形) of the face.
B．Memory problems.
C．Concentration difficulties.
D．Increased aggression.
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