The Adjective. Degrees of Comparison

My house is (big) than yours.

John isn’t so (tall) as Kevin.

Mary is (good) student in the class.

Sandra’s test was (bad) of all in the class.

John’s (old) brother is a pilot.

Poor thing! That’s (sad) thing I’ve ever heard!

Luke’s shoes are as (dirty) today as they were yesterday.

 This exercise is the(difficult) of all.

Kevin is as (strong) as Alan.

 It’s (interesting) movie I’ve ever seen.