To speak about free-time activities, you need to know the appropriate vocabulary.
Shopping - when you buy things from shops.
Scuba diving - a sport in which you swim under water using special equipment for breathing.
Cutting the grass - to reduce the size or amount of the grass.
Rollerblading - moving across the ground with the help of boots.
Eating out - to eat at a restaurant.
Cycling - to ride a bicycle.
Canoeing - the activity of travelling in a canoe.
Surfing the net - to look at information on the Internet by moving from one page to another using electronic links (= connections).
Gardening - the job or activity of growing a garden and keeping it attractive.
Snorkeling - to swim using a tube for a swimmer to breathe through while under water.
Ice skating - the activity or sport of moving across ice using ice skates.
Some teenagers like surfing the net so much.
Gardening is the most favourite hobby in England.
I don’t like rollerblading. It is dangerous.