Change the sentences so that they include 'can' or 'could'. 1.Polite request: I want to have some coffee. 2. Polite request: I want to sit here. 3. Polite request: I want to stay with you. 4. Informal request: I want you to pick up the children. 5. Polite request: I want you to pick up the children. 6. Polite request: I want you to come over later. 7. Informal request: I want you to give me a hand. 8. Informal request: I want you to pass me the salt. 9. Informal request: I want you to come over later. 10. Informal request: I want to use your pen.

1. Polite request: Could I have some coffee?2. Polite request: Could I sit here?3. Polite request: Could I stay with you?4. Informal request: Can you pick up the children?5. Polite request: Could you pick up the children?6. Polite request: Could you come over later?7. Informal request: Can you give me a hand?8. Informal request: Can you pass me the salt?9. Informal request: Can you come over later?10. Informal request: Can I use your pen?