1) have never heard
2) have you lived
3) have you invited
4) we have met
5) have you ever said
6) hasn't eaten (слов нет, но вставил свои по смыслу)
He is a dragon.
He is a blue monster .
He is not big.
He is not evil.
He is a kind monster.
He likes cookies .
2. Maria was not working, she was driving home.
3. We were not swimming? we were sitting in a traffic jam.
4. Matthew and Peter were not running, they were playing squash.
5. I was not watching a film, I was having a bath.
6. Justin was not reading, he was cooking dinner.