2. You are ______ student in the class.

smartest
the smartest
smarter

3. This sofa is the ________ sofa. I really want to buy it.

comfortable
more comfortable
most comfortable

4. February is the _______ month of the year.

most short
the shortest
shorter

5. My sister is the _______girl in the school.

more popular
popularest
most popular

6. My wedding was the _______ day of my life.

happier
happy
happiest

7. My friend is a very successful doctor, and she lives in the ________ street in the city.

more expensive
expensive
most expensive

8. I want to live on the ________ floor of the building.

lowest
more lower
more lowest