Compare:
Mike and Tom/ tall = Mike is as tall as Tom.
Mike
and Sam/ not slim = Mike is not so slim as Sam.
An apple and an egg/ small
A dog and a turtle/ fast
A cat and a kitten/ cute
A cake and a sandwich/ tasty
Winter and autumn/ cold
A living room and a kitchen/ comfortable
A plane and a bus/ slow
3. An apple is not so small as an egg.
4. A turtle is not so fast as a dog.
5. A cat is as cute as a kitten.
6. A sandwich is (not) as tasty as a cake.
7. Autumn is not so cold as winter.
8. A living room is as comfortable as a kitchen .
A plane is not so slow as a bus.