Requests and offers - Can, could, would

1. A: [blank_start]Can I get you[blank_end] something to drink? B: Yes, please. A coffee [blank_start]would be[blank_end] nice. 2. A: [blank_start]Would you like to eat[blank_end] lunch now? B: No thanks, [blank_start]I’m all right.[blank_end] I ate on the plane. 3. A: [blank_start]Could I just try[blank_end] one of those muffins over there? They look very tasty. B: Yes, of course. [blank_start]Help yourself.[blank_end] 4. A: [blank_start]Could I[blank_end] check my email from your computer? I'm expecting an important message. B: [blank_start]I’m afraid[blank_end] the internet isn't working at the moment.