1
vote
2answers
241 views

Present continuous form for a polite question?

Should we use use the present continuous form "would you mind if" to ask a polite question?
2
votes
1answer
1k views

Condolence message: “I was sorry” vs. “I am sorry”

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 ...
2
votes
1answer
3k views

Correct usage of “Could” and “Can” [duplicate]

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 " ...
31
votes
6answers
47k views

When do I use “can” or “could”?

When should I use can? When should I use could? What is right under what context?