Use "must" or "needn't"
1. Must I tell the truth? - ... , it's important. 2. Must I go
shopping? - ..., we have a lot of food. 3. Must I do this work now? - ..., you can do it later. 4. Must I type these papers today? - ..., I need them today. 5. Must I take the dog out for a walk - ..., I'm busy now. 6. Must I come on Saturdays? - ..., it's your day off