All they do is what they have to do,not what they like to do

All they do is what they have to do,not what they like to do they/have/what/do/(?) they have the f--- to do what they think best. They aren't to do what they want to do what do they do they do they have time to do t____ they like what do they do? They do what they can to help others.为什么不是They do what they What ___ do they like? What do they like doing? What()they have?( are do does is) 翻译Not always can people do what they want to .