Comparisons of adjectives

My house is (big) ..... than yours.

This flower is (beautiful)... than that one.

This is the (interesting).... book I have ever read.

The weather this summer is(bad) ..... than last summer.

This car is (good) .... than our old one.

John is the (clever) .... student in our group.

We are (good)... friends. we never argue.

An owl is (small) ... than an elephant.

Mom's shoes(clean).... than dad's.

Playing computer games is (exciting)... than watching TV.

People in a counrtyside(happy) .... than in a big ciry.

The river Dnipro is (long).... than the river Dnister.