1. No debes ir

You mustn't go
You mustnt' come
No se

2. Debes hacer los deberes

You can do your homework  
You must do your homework
No se

3. No debemos comprar más golosinas

We mustn't buy more sweets
We must eat more sweets
No se

4. ¿Debo leer este libro?

Must you read this book
Must I read this book?
No se

5. Ella debe tener frío

She must be cold
She must have a cold
No se