Of the two brothers, Bill is _________ younger one, and he is a quiet boy, _________ that most adults like very much．

1. A.
   a; one
2. B.
   a; the one
3. C.
   the; one
4. D.
   the; the one

Of the two brothers, Bill is ______ younger one, and he is a quiet boy, ______ that most adults like very much.

Of the two brothers, Bill is ______ younger one, and he is a quiet boy, ______ that most adults like very much.

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

 Of the two brothers, Bill is ______ younger one, and he is a quiet boy, ______ that most adults like very much.

A. the; one                           B. a; the one                        C. a; one                               D. the; the one