Combine each sentences into a new one, using “adj /adv + enough + to V

Combine each sentences into a new one, using “adj /adv + enough +to V
1) this machine is not powerful. It cannot plough the hard soil
2) Your sister was clever. She did this exercise in a few minutes
3) Mary ran extremely fast. She won the first prize
4) we didn't come early. We did not  see the first part of the play
5) the children played soccer so skillfully. They started playing without me
6)  the children played soccer so skillfully. They started playing without me
​7) giúp mk mk tick điểm