2.                 Sử dụng “Can, Could, Will be able to” để hoàn thành các câu sau  1. Dennis…………the trumpet after four months. (play) 2. Luke has passed his driving test, now he………… a car. (drive) 3. I…………to him on the phone for three weeks last month. (not/speak) 4. Alex…………his homework when his desk is in such a mess. (not/do) 5. They were so busy, they…………me. (not/text)