Who is smaller,who is taller,who is cleaner,which is shorter,which is colder.помогите

Question

Who is smaller,who is taller,who is cleaner,which is shorter,which is colder.помогите

Answer 1

My cat is smaller than Peter's.
My brother is taller than my dad.
His dog is cleaner than mine.
That tree is shorter than this one. 
The ice is colder than the water in the sea right now