Grade 4 is __________ (hard) than grade 3
Harder
She's ______________ (friendly) than he was.
friendlier
It's ____________ (big) than I imagined.
bigger
We're not _____________(happy) than in the past.
happier
It's _____________ (heavy) than it looks.
heavier
A tree is ________ (tall) than a cat
Taller