You must see sloths on TV or on 1. Internet. They look kind of lazy, but they are very funny and lovely, 2. people around the world love this kind of animals.
When we put sloths on land, they walk very 3. (slow). As we know, sloths are slow and lazy on land, but they can swim very 4. (good).
Sloths usually spend most of their day 5. (sleep) in the trees. Sloths can sleep for 15 to 20 6. (hour) a day! When do they eat their meals then? Of course 7. night! When they wake up in the evening, they begin 8. (eat) leaves in the trees. So they cannot live without forests all their lives.
Sloths can be rare 9. (animal) in the world. We can see 10. (they) mainly in the forests of Central South America. So we must protect them.

1. the 2. so 3. slowly 4. well 5. sleeping 6. hours 7. at 8. to eat/eating 9. animals 10. them