My favorite animal is a puppy.
Because  a puppy is vary very cute.
so And I have puppy.

        =========CORRECTED SENTENCE/S=========

Nayeong: My favorite animal is puppy.
Corrected Sentence: My favorite animal is a puppy.

>> Please do not forget to put the correct article.

Nayeong:because puppy is vary cute.

Corrected Sentence: Because a puppy is very cute.

>> Check your spelling and when starting to write another sentence; capitalize the first letter of the word.

Nayeong: so I have puppy.
Corrected Sentence: And I have puppy.

>> If you have a puppy already you should not put So you should instead connect your sentences with the conjunction And.

                            ======COMMENT/S======

Nayeong, thank you for sharing that your favorite animal is a puppy. I hope when it turns into a dog you will still consider it cute. Ha ha ha. Nayeong, please try to be more expressive of your answers. And also please check your grammar corrections. Keep up the good work!

-Teacher Iza