单项选择题

It ______ to see so many children in that mountainous area cannot even afford elementary education.

A．pains her
B．makes her pain
C．is paining
D．is pained
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单项选择题
It is only when you nearly lose someone ______ fully conscious of how much you value him.
A．do you become
B．then you become
C．that you become
D．have you become
单项选择题
It takes a lot of ______ to put on a school play such as King Lear.
A．organization
B．arrangement
C．management
D．preparation
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