I wished to make a round-the-world tour by plane but I hadn't enough money to pay for the ___.

None of them have regular and        source of income and forced to live below poverty line.

Violence (暴力) computer games may have a bad ____________ on children.

The engineers have rejected the employers' proposals to end the strike and the other workers have come out in _____.

Being able to speak another language fluently could be a great ___when you are looking for a job.