Вставьте вопросительные слова you? - i am fine. you? - i am at home. you busy? -on saturday. you? -i am ten. you sad? - i have a bad mark.

1) How are you? - I am fine.
2) Where are you? - I am at home.
3) When are you busy? -On Saturday.
4) How old are you? -I am ten.
5) Why are you sad? - I have a bad mark.