Exercise: "can", "could" and "be able to" - Filling the gaps

Hello guys! as I promised, I let you in here exercises concerning the modal verbs can, could and be able to. Read the instructions carefully and if you need any help, ask for clues if necessary. I hope you have fun and learn!

Fill the gaps - can, could or be able to:

Gap-fill exercise

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!

Read the whole sentence before answering the gaps. Good luck and... Let's it!


1. You're so intelligent, I'm completely sure you pass the exam.
2. He has able to reach it.
3. When I was two, I not walk.
4. Anne says the Mary come with us to the restaurant.
5. you please tell me the time? (Formal)
6. If I continue driking I will not be to drive home
7. I wait no more.
8. I concentrate myself with you moving. you please be quite?
9. She said she is sorry and she send you any message.
10. I open the window? is very hot in here. (Formal)

See you soon! :)