Помогите с английским!Open the brackets using the correct forms of the

Помогите с английским!
Open the brackets using the correct forms of the abjectives.
1)In summer the nights are ... (short) than in winter.
2)His bedroom is ... (small) room in the flat.
3)My brother is ... (young) than my sister.
4)This letter is (long) than that one .
5)Olga is as ... (pretty) as Kate.
6)This car is ... (fast).
7)This season of the year is ... (good).
8)Their house this ... (comfortable) than ours.
9)The painting of this artist is ... (colourful) of all.
10)His room is not as ... (messy) as mine.