At the root of volunteering is the idea ________ one person may have the ability to offer services that can help other people.
------- we are going there by _____ sea. ------ Don’t you think it too slow? Why not take ______train?
The survivor said it was because of his strong determination _____ he survived the earthquake
Put on your coat! I _______ you down to the doctor.
All of us ______ tears on hearing the moving news
_______had been trapped in the car accident were saved soon.