1) вопросительные :
Has Lucy found her keys yet?
Have I seen John today?
Have we met this month?
2) отрицательные:
Nora has never been to France.
Lucy hasn't found her keys yet.
He hasn't come back home.
3) положительные:
They have already finished the job.
I have always wanted to visit London.
She has always lived in that street.
You have passed your exam. Congratulations!