Rewrite the sentences

1. Most of students in our group spend 20 minutes cycling from home to school.
It takes ___________________________________________________________.
2.To know English in this current market is necessary.
It is ___________________________________________________________.
3. Hoa created a website. She wanted to share information about heritage sites with others.
=> Hoa ________________________________________________________________.
4. John is the only man that is interested in learning about cultural heritage sites.
=> John __________________________________________________________.