In each of the following sentences decide if either of the alternatives is not possible ( or unlikely )
1. She didn't want to go to the party at first but, in the end, I WAS ABLE TO /COULD persuade her.
2.He COULD/WAS ABLE ski quite well by the time he was ten.
3. I eventually MANAGED TO/COULD speak to the manager.
4. One day, I think , we CAN/ WILL BE ABLE to control the weather.
5 He CAN/ IS ABLE to cook very well.
6.I'm surprised you MANAGED TO /COULD get to school on time this morning.
7. I CAN / 'll BE ABLETO ring her this afternoon if you like.