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1.

- Bob isn't as old as Sally.

- Sally is older than Bob.

2.

- This book isn't as expensive as that one.

- That book is more expensive than this one.

3.

- This room isn't as small as that room.

- That room is bigger than this room.

4. Noone in my class is more beautiful than she is.

5. 

- Spanish coffee is stronger than American coffee.

- American coffee is not as strong as Spanish coffee.

6.

- Health is more important than money.

- Money isn't as important as health.

7. No river in the world is longer than the Nile.

2.

⇒ This book is cheaper than that one

⇒That book is more expensive than this book

3.

⇒ This room isn't bigger than that room

⇒That room is bigger than this room

4.

⇒ No one in my class is more beautiful than her

5.

⇒Spanish coffee is stronger than American coffee

⇒ American coffee isn't stronger than Spanish coffee

6.

⇒ Health is more important than money

⇒ Money isn't more important than health

7

⇒ No river in the world is longer than The Nile