Underline the correct answer A: Good morning, madam. May/mustI help you?B: You might/mustn’t be able to. I need a ball of wool that is the same color as my jumper.A: Just a moment, please. I must/mustn’t look in the stock room....

Underline the correct answer   A: Good morning, madam. May/must I help you? B: You might/mustn’t be able to. I need a ball of wool that is the same color as my jumper. A: Just a moment, please. I must/mustn’t look in the stock room. We might/might not have some left. I’m not sure. B: The wool must/mustn’t be exactly the same color, it must/mustn’t be different. A: Could/Mustn’t I ask you a question, madam? B: Yes. A: What do you want the wool for? B: I could/must finish knitting this jumper. It only has one sleeve at the moment!