Complete the sentence with if or unless: I won039;t ring you

Complete the sentence with if or unless:
I won't ring you _ I have any news.
_ she comes on time, she will take part in our discussion.
I'll take the children to Theme Park_ they clean their room quickly.
_Mike works harder, he won't get any promotion.
What prize will you get_ you win the competition?
My mother always cooks something tasty _he finishes his report has enough time.
We won't disturb him_ he finishes his report.
How will they get to the village_their car is broken?
How will they get to the village we miss the plane?