问题
选择题
________ to pass the 2010 college entrance examination made our whole family unhappy.[ ]
A．My son failed
B．My son's failing
C．My son failing
D．My son having failed
答案
答案：B
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________ to pass the 2010 college entrance examination made our whole family unhappy.[ ]
A．My son failed
B．My son's failing
C．My son failing
D．My son having failed
答案：B