1) if everyone (had / would have) enough to eat the world (is/would be) a better place 2) if the ice caps (melt/melts), sea levels (wil rice/rice)
3) If you (would have/had) seen the film, you (had/would have) cried too
4) puppy (was created/is created) by the American artist
5) I (can/can't) be near spiders I've got arachnophobia
6) We (have to/had) wear a uniform for school