🎯 Objectives
🎯 Objectives
- Express obligation, prohibition and advice with modal verbs
- Use must, mustn't and should in meaningful contexts
- Write classroom, health and environmental rules in English
📚 Content
📚 Grammar Rule
Must: Strong obligation. "You must respect the law."
Should: Recommendation. "You should clean your room."
Mustn't: Prohibition. "You mustn't smoke."
🔍 Examples
🔍 Example
We must save water.
People should plant trees.
✏️ Exercises
✏️ Exercise
Fill with Must or Should.
📝 Summary
📝 Summary
- Modals don't take 'to' (except Ought to)
🧪 Activity
🧪 Activity
Write rules for the classroom.