1 I'm 14 years old. My brother is 12 years old.

My brother's younger than me. / I'm older than my brother.

2 Today, it's 28°C. Yesterday, it was 22°C.

Today is hotter than yesterday.

3 Cartoons are funny. Documentaries are boring .

Cartoons are funnier than documentaries.

4 My sister is 1.30 m. I'm 1.55 m.

My sister is shorter than me.

5 The blue T-shirt is large. The black T-shirt is  small.

The blue T-shirt is larger than the black T-shirt.

6 The book has a sad ending. The movie has a  happy ending .

The book has a sadder ending than the movie.

7 The Nile is 6,650 km. The Amazon is 6,400 km.

The Nile is longer than the Amazon.

8 Mr. York is nice. Mrs. Hardwick gives us lots of  homework​.

Mr. York is nicer than Mrs. Hardwick. / Mrs. Hardwick gives us more homework than Mr. York.