This document categorizes different types of modal verbs: possibility modals like could, might, and may; permission modals such as can, mustn't, and can't; obligation modals like must, have to, and don't have to; and advice modals including should and shouldn't. It provides examples of common modal verbs and groups them into four categories based on their meaning and usage: possibility, permission, obligation, and advice.

1. Modals:
Role plays/questions

3. Modals:
• 1. Possibility:
• Could
• Might
• May
•
• 2. Permission:
• Can
• Mustn’t
• Can’t
•
• 3. Obligation:
• Must
• Have to
• Don’t have to
•
• 4. Advice:
• Should
• Shouldn’t