YOU SAID:
corona has zaid in bed
INTO JAPANESE
コロナはベッドに座る
BACK INTO ENGLISH
Corona sits in bed
INTO JAPANESE
コロナはベッドに座っています
BACK INTO ENGLISH
Corona is sitting in bed
INTO JAPANESE
コロナはベッドに座っています
BACK INTO ENGLISH
Corona is sitting in bed
You've done this before, haven't you.