Few people choose spending their time taking exercise.
choose to spend
The internet means that we spend more time sitting at home, but we cannot imagine to live without it
imagine living
Being fit and healthy does not mean to run 20 km a day.
mean running
Many students would prefer to cycle to school than go by school bus.
Correct
Many people only think about take exercise when they are overweight.
about taking
Doing a sport is a good alternative if you are bored to sit and read a book.
bored sitting and reading
It may be good to use a bicycle instead of going by public transport.
Correct
There are several good reasons for ride a horse.
for riding
