Помогите пожалуйстаComplete the sentences with can or be able to in

Помогите пожалуйста

Complete the sentences with can or be able to in the correct tense form.

1. You ... use my telephone whenever possible.
2. I ... use his telephone as he was in, fortunately.
3. Coffee is ready! You ... have a cup of it.
4. Our teacher said we ... speak English fluently in a few months.
5. If the weather is fine on Sunday we ... go on.
6. It wasn't easy but our team ... win the match.
7. He ... get his degree last year.
8. It took a long time but in the end Tony ... save enough money to buy his own hi-fi.
9. She wasn't at home when I phoned, but I ... contact her at her office.
10. He hurt his leg so he ... not walk very well.
11. I'm really disappointed that we ... not contact her when we arrived in the city