Of the two brothers, Bill is younger one, and he is a quiet boy, that most adults like very much.
A. a; one
B. a ; the one
C. the; one
D. the ; the one
网友回答
A. a; one
B. a ; the one
(答案→)C. the; one
D. the ; the one
解析：考查代词。one 和the one，前者是泛指，后者是特指。后句句子是a quiet boy的同位语，因为a quiet boy 本身就是泛指而不是特指，所以对应的同位语要用one。