Помогите пж!!!Даю 40 балл

1. Dolphins are very intelligent. They can do a lot of clever things.

2. Blue whales are really heavy. They weigh about 150,000 kilogrammes.

3. Some people are artistic. They can paint beautiful pictures.

4. There are only a few tigers in the world now. They're very rare.

5. Monkeys aren't aggressive. They don't often fight.

6. Most birds are small and light, so they can fly easily.