1 Let's go to that new shopping centre tomorrow, will we? (shall)
2 That new department store hasn't opened yet, hasn't it? (has)
3 I'm going to regret buying this, amn't I? ( aren't)
4 Alina never pays back the money she borrows, doesn't she? (does)
5 Shop assistants should never be rude to customers, shouldn't they? (should)