Помогите плиз! Кто сможет! Надо вствить нужную слова.
if или when .
1) ____ can't do your homework ask for help.
2) I'll pay money back _____ I see you again.
3) I'll come to bed _________ this TV programme ends.
4) ________ anyone phones me tell them I am out.
5) ________ I play chess with Aidar he always wins.
6) Come on! _______ we hurry we'll catch the bus.