Grammar: Negative of to be

Make these sentences negative.

Remember this!The grammar of negatives

I am = I'm not [! I amn't]
You are not =You aren't =You're not
She is not=She isn't=She's not
He is not=He isn't=He's not
It is not=It isn't=It's not
We are not=We aren't=We're not
They are not=They aren't=They're not
e.g.: France is in Asia. - France isn't in Asia.
1: We are rich. .
2: You're Austrian. .
3: It's Friday today. .
4: I'm tired. .
5: They are at work. .
6: She is on holiday. .
7: He is at home. .
8: English is difficult. .
9: This house is old. .