Даю 20 балов упр. 7....

3. вместо is-isn't
4. вместо are-aren't
5. not eat
6.перед have-don't
7.вместо are-aren't
8.вместо is-isn't
Думаю так

The little seal is not laughing at us
The clever dolphins are not learning to run
The big whales do not eat from trees
The crocodiles do not have a lot of fun
Look! The giraffes are not having a bath
The dolphins is not sitting in the sun