Work in pairs. Look at situations 1-5. Take turns offering to help in each situation. Use the Key Phrases (Làm việc theo cặp. Nhìn vào các tình huống 1-5. Thay phiên nhau đề nghị giúp đỡ trong mỗi tình huống. Sử dụng các cụm từ chính) 1. You must sell fifty music concert tickets. 2. You're having problems with your homework. 3. You can't play chess. 4. Sophie didn't invite me to her party. 5. It's really hot in here.