Should we use use the present continuous form "would you mind if" to ask a polite question?
What is the difference in nuance between the following statements? Which would be more appropriate for a letter of condolence? I was sorry to hear that your mother has passed away. I am sorry ...
Possible Duplicate: When do I use “can” & “could”? In a company, the HR asked me: "Could you please sign here". I want to know whether it is correct or "Can " ...
When should I use can? When should I use could? What is right under what context?