问题补充:
Mr Zhang gave all the textbooks to all the pupils , except who had already taken them .
A. these
B. ones
C. the ones
D. the others
答案:
A. these
B. ones
(答案→)C. the ones
D. the others
解析:one本来是数词,但也可用作不定代词,代替前面刚提到的一个东西或人,避免重复前面刚提到的名词,有时one可以有自己的定语或冠词,甚至可以有复数形式,如:I don like these pink shirts . Will you plese show me the white ones ? (我不喜欢这些粉色的衬衣,请您把那些白色的衬衣拿给我看看好吗?)