1. An elephant is _bigger than__ a mouse.

2. The weather today is _hotter than__ it was yesterday.

3. A diamond costs a lot of money. A diamond is __more expensive than_ a ruby.

4. A lake is _smaller than__ an ocean.

5. A person can think logically. A person is _more intelligent than__ an animal.

6. Good health is _more important than__ money.

7. I can buy a bicycle, but not a motorbike. A bicycle is _cheaper than__ a motorbike.

8. The last question is _harder than__ the others.

9. I think my second essay is _worse than__ the first. There were many mistakes in the first essay.

10. The food in a street market is _better than__ that in a supermarket.