complete the sentences with the correct verbs. some of them are contrary to facts and some of them are not .
a) sea water is salty.if the oceans ( water, there(be) of water to origate rice and wheat fields.
b) we know that oil floods on water .if you ( on water it (
c)if we ( caspian sea , fish (
d)my friend's hobby is collecting badges from all over the world.if he ( a new country, he (find) badges.
e) if there (be) oxygen on earth, life (exist,
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