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Mr.Zhang gave the textbooks to all the pupils except________who had already taken them.
A、some
B、the others
C、ones
D、the ones
【正确答案】：D
【题目解析】：one/ones可以用来指代前面的可数名词复数，一般要有前置修饰语或定语从句，但后者中的one或ones前必须加定冠词the