Place the sentences (asking for permission) from pressing the interlocutor (in order to get the affirmative answer) to the post polite,

Question

Английский язык: Place the sentences (asking for permission) from pressing the interlocutor (in order to get the affirmative answer) to the post polite, respectful and less used formula: 1. might i borrow your umbrella, please 2. can i borrow your umbrella, please? 3. can t i borrow your umbrella, please? 4. may i borrow your umbrella, please? 5. could i borrow your umbrella, please?