Comparative / Superlative - exercise

We are constantly comparing things in our daily life.  It's really useful then to learn how to do this in English.
You can practise Comparative and Superlative structures with the exercise below.
If you need more information about this point you can access this link or this other link from this blog.

1. These vegetables are ___ the fast food your're eating.
choose one healthier than more healthy than healthier
2. I've checked the prices of computers, and, in general, brand X is ____ brand Z.
choose one as expensive more ecpensive as expensive as
3. A second-hand car is ____ a brand new one.
choose one more expensive than less expensive than as expensive than
4. In my opinion, Madonna is ____ singer in the world.
choose one the best the most better
5. Mount Everest is _____ mountain in the world.
choose one highest higher than the highest
6. For many people, Pepsi Cola is ____ Coca Cola.
choose one not as delicious as not more delicious nos less delicious
7. My Physics exam was ____ exam this term.
choose one the difficultest the most difficult the most difficult than
8. My Literature teacher is ____ my Biology teacher.
choose one much more than much interesting than much more interesting than
9. From the items I bought, the vegetables were _____.
choose one the cheapest the more cheapest the most cheap
10. This is ____ issue I have to deal with right now. I have bigger problems.
choose one the less important the least important the importantest

Score =
Correct answers: