1. stella is short but rita rita 2. tom's kitten is little but ben's puppy bens puppy 3. my bag is big but your bag your bag is.. 4. i'am good at english but you you are.. 5. pete is a bright pupil but sam is.. sam

1. Stella is short but Rita is.shorter .. Rita is..the shortest.
2. Tom's kitten is little but Ben's puppy is.less.. Bens puppy is.the least..
3. My bag is big but your bag is..bigger.. Your bag is.the biggest.
4. I'am good at English but you are.better.. You are.the best.
5. Pete is a bright pupil but Sam is brighter.. Sam is...the brightest