1 He is using a knife to cut potatoes.
He is cutting potatoes with a knife.
2 It's only ten minutes form school by bicyle.
It takes only ten minutes to ride from school.
It's only ten minutes' ride from school
1 He is using a knife to cut potatoes.
He is cutting potatoes with a knife.
2 It's only ten minutes form school by bicyle.
It takes only ten minutes to ride from school.
It's only ten minutes' ride from school