GRAMMAR OF POLITENESS

1. Expressing gratitude

1.1. Thank you

1.2. You are welcome

2. Asking permission

2.1. Can

2.2. Could

2.3. May

2.4. Do you mind

3. Apologizing

3.1. I am sorry

4. Asking questions

4.1. I wonder if

4.2. Would

4.3. Excuse me

4.4. Please