2 * Read the text again. Complete the
sentences.
Scientists tested chimpanzees and humans.
1 The_memelidid better in the number
tests.
2 Clark's nutcrackers have got very good
3 Clark's nutcrackers
their seeds.
4 The birds
nearly all of the seeds.
5 We write lists so we don't
things.
2. The cheetah is the fastest animal in the world.
3. This student is the most attentive in our group.
4. Tigers are more dangerous than crocodiles.
5. Mount Everest is the tallest mountain on Earth.
6. Football is the most popular sport in Brazil.
7. In winter the days are shorter than in spring.
8. Trains are faster than cars.
9. The Amazon river is longer than the Mississippi river.
10. This is the worst book I have ever had.
11. Europe is smaller than South America.
12. A whale is bigger and heavier than an elephant.