A、The man hasn’t accomplished his paper on time. B、The man is too poor to afford a drink. C、The man has just finished the paper.

W: It looks like we are going to have a shower at any minute now.
M: I think so. Look at the clouds in the sky. Whenever they seem dark and low like this, you know it’s going to rain.
Q: What do we know about the clouds?

W: Would you like a drink? You have been working on the paper for hours.
M: I can’t afford a drink now. You know I can’t postpone the same paper for a second time, and what’s more, the head office has urged.
Q: What can we learn from the conversation?