---Mum, have you seen my U-Disk?
--- you bought last Sunday? I'm afraid I haven't seen .
A. The one; one
B. That; one
C. One; it
D. The one; it
网友回答
A. The one; one
B. That; one
C. One; it
(答案→)D. The one; it
解析：考查代词用法辨析。The one特指可数名词单数。One指代可数名词单数，表示泛指；that指代可数名词单数或者不可数名词，后面必须有定语修饰，表示特指；it指代上文出现的同一事物。句意：—妈妈，你看到我的饿U盘了吗？—那个上个周日你买的U盘？恐怕我没有看见它。第一空用the one特指上个周日买的U盘；第二空用it指代上文的同一事物。故D正确。