don't / If / you / study / hard enough ... you / don't / anything / learn.

listen to / you / if / loud music / all the time ... in the end / you / go deaf.

in coffee / you / If / put / sugar ... it / tastes / sweet.

you / don't / eat / enough / If / vitamins ... get / sick / you.

you / drink / too much / Coke / If / in the evening ... you / awake / stay / all night.

heat / water / If / you ... it / boils / eventually.

animals / If / don't / eat ... die / they.

you / don't / have / a job / If ... it's / to survive / hard.

there's / a shortage / If / of cigarettes ... the prices / up / go / immediately.

If / come / home / I / late ... my mother / really / gets / angry / with me.