Подскажите что здесь надо сделать с домашкой

Math is the most difficult subject of all.

Your Christmas tree is taller than mine.

Summer is hotter than winter.

Turtle is slower than a rabbit.

Sally is the best student in my class.

My cousin Melisa is the youngest girl in my family.

Tom’s exam was worse than Pam’s exam.

Reading a book is more interesting than watching TV.

A car is more expensive than a bike.

Summer is the hottest season of all.

My house is smaller than your house.

The plane is the fastest means of transport.

Надеюсь