Complete the sentences with the words in the box. There are two extra words.
* challenging * freelance * permanent * repetitive * temporary * undemanding * unpaid

1 Your work is ____________________ if you don’t get any money for doing it.
2 If you work as a _____________________ worker, you are independent and have temporary contracts.
3 Factory workers usually have _____________________ jobs, which involve doing the same things every day.
4 Our company has a variety of _____________________ positions that stimulate ambitious people to use all their skills.
5 A _____________________ job lasts for an unlimited period of time.