write zero conditional and questions 1.If/climb a mountain/be there less oxygen? .......................................... 2.if/dog see cat/it chase it .......................................... 3.birds not fly south/if the weather not be cold .......................................... 4.fish die/if someone/take it out of water .......................................... 5.if/your friend can/t do their homework/you help? .......................................... 6.time go slowly/if/you not have anything to do .......................................... na jutro!!