Read and fill in. 1 big - bigger 2 happy - 3 nice - 4 tall - 5 fat - 6 small - 7 clever - 8 funny - 9 short - 10 thin - 11 slim - 12 fast -

1 big - bigger
2 happy - happier
 3 nice - nicer
4 tall - taller 
5 fat - fatter 
6 small - smaller 
7 clever - cleverer 
8 funny - funnier 
9 short - shorter 
10 thin - thinner 
11 slim - slimmer 
12 fast - faster