Question

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?

Answer 1

 5. Could i borrow your umbrella, please? - самая вежливая просьба.

4. May i borrow your umbrella, please?

1. Might i borrow your umbrella, please?

3. Can't i borrow your umbrella, please?

2. Can i borrow your umbrella, please?

Answer 2

5. Could i borrow your umbrella, please? 

4. May i borrow your umbrella, please?

1. Might i borrow your umbrella, please? 

2. Can i borrow your umbrella, please? 

3. Can't i borrow your umbrella, please?