Modals and their substitute forms in different tenses – Exercise

What tense is the substitute form in and what modal verb is the basis? Choose your answers from the drop down menu.

1. we will be able to → (...) → can

2. I was allowed to → (...) → may

3. they have to → (...) → must

4. we will be allowed to → (...) → may

5. she has to → (...) → must

6. he wasn't able to → (...) → can

7. I didn't have to → (...) → must

8. you weren't allowed to → (...) → may

9. they are able to → (...) → can

10. you won't have to → (...) → must