What are the question tags to the following; 1.I haven't seen you
2.They were living here
3.she doesn't understand you
4.they couldn't live well​

is she understanding you well?

1.I haven't seen you, have i?

2.They were living here, weren't they?

3.she doesn't understand you, does she?

4.they couldn't live well, could they?

not sure but i think it’s the snug nest