A) Joseph is more serious than Joey.
B) Joseph are more serious than Joey.
C) joseph is seriouser than Joey.

A) Mike is more happy than Isaac.
B) Mike is happy than Isaac.
C) Mike is happier than Isaac.

A) Russia is big than America.
B) Russia is bigger than America.
C) Russia is biger than America.

A) French is difficulter than English.
B) French is more difficult than English.
C) French is difficult than English.

A) Katherine is the most tall of all.
B) Katherine is the tallest of all.
C) Katherine is taller of all.

A) Sussan is as friendly as Sara.
B) Sussan is friendly as Sara.
C) Sussan is as friendly Sara.

A) Angela is youngest of all.
B) Angela is the youngest of all.
C) Angela is the younger of all.

A) Pedro is shorter as Miguel.
B) Pedro is as short as Miguel.
C) Pedro is as shor as Miguel.

A) Jhon is the nices person of all.
B) Jhon is nicest person of all.
C) Jhon is the nicest person of all.

A) Australia is biger than England.
B) Australia is bigger than England.
C) Australia is big than England.