Read the sentences and help the tiger choose the correct variant. (Прочитай предложения и помоги тигру выбрать правильный вариант.)

1. December is [cold|colder|the coldest] month in the year.

2. It was a [sunny|sunnier|the sunniest] day.

3. My mum Daisy is [careful|more careful|the most careful] driver in our family.