单项选择题


A．former
B．once
C．latter
D．later
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单项选择题
Many deaths during childbirth could be prevented by the following methods EXCEPT ______.
A．by passing virus to the babies
B．by using medicines
C．by improving health condition
D．by vaccine inoculation
单项选择题
By the year 2015, the number of women dying in childbirth is hoped to be reduced by ______.
A．2/3
B．3/4
C．1/2
D．1/3
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