Units 18-20 » Стр.74 (E)

Choose a, b or c. 1–a; 2–c; 3–b; 4–c; 5–a; 6–b. 1. Helen hasn't called me yet. She a. might be busy. 2. Stuart didn't come to work today. He c. could be ill. 3. A: b. May I help you? B: I'd like some information about the fundraiser. 4. Eric’s friends are going out tonight, but he isn’t feeling very well. He c. may not join them. 5. a. Will you do me a favour, please? 6. It’s very hot in here. b. Would you open the window, please?