问题
选择题
Whenever I think of my childhood, I'll always feel that the period of free time seem to have passed ________
A．for ever
B．by and by
C．little by little
D．in a flash
答案
答案：D
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Whenever I think of my childhood, I'll always feel that the period of free time seem to have passed ________
A．for ever
B．by and by
C．little by little
D．in a flash
答案：D