YOU SAID:

My dog is very sad, tired, and cute.

INTO JAPANESE

私の犬は非常に悲しい、疲れた、かわいいです。

BACK INTO ENGLISH

My dog is very sad, tired, cute.

INTO JAPANESE

私の犬は非常に悲しい、疲れている、かわいいです。

BACK INTO ENGLISH

My dog is very sad, tired, cute.