Исправь ошибку. .
1. Lake Baikal is deeper.
2. The North Sea is the colder than the Red Sea.
3. What is the most slowest kind of transport?
4. This skyscraper is the higher.
5. Winter is more colder than spring.
6. Lake Baikal is the most deepest lake in the world.
7. Arni-chairs are most comfortable than chairs.​