Students are not allowed running along school corridors.
Students are not allowed to run along school corridors. (allow + to inf.)
Few people choose spending their time taking exercise.
Few people choose to spend their time taking exercise. (choose + to inf.)
The internet means that we spend more time sitting at home, but we cannot imagine to live without it.
The internet means that we spend more time sitting at home, but we cannot imagine living without it. (imagine + vb -ing)
Being fit and healthy does not mean to run 20km a day.
Being fit and healthy does not mean running 20km a day. (object of sentence)
Many students would prefer to cycle to school than go by school bus.
It's correct!
Many people only think about take exercise when they are overweight.
Many people only think about taking exercise when they are overweight. (-ing after preposition: about)
Unless they try to compete as a team, they will not succeed to win the competition.
Unless they try to compete as a team, they will not succeed in winning the competition. (succeed + in) (-ing after preposition)
Doing a sport is a good alternative if you are bored to sit and read a book.
Doing a sport is a good alternative if you are bored with sitting and reading a book. (bored + with) (-ing after preposition)
It may be good to use a bicycle instead of going by public transport.
It's correct!
There are several good reasons for ride a bike.
There are several good reasons for riding a bike. (-ing after preposition) / There are several good reasons to ride a bike.
