it"s the best __(of/for) them all.为什么?

it"s the best __(of/for) them all.为什么? All of them go to the U.S.for the same reasons—to become flu All the best for It's the best s________ for picnics. What a pity!All of them couldn't agree __ each other __ it. it's made of the best w________ 帮个忙.It's going to be a very happy year for all of them.这句话to all of them made great contributions (to preparing for) the the pen __ out of ink,for it __ write 汉译英：“Today's football match is the best of all." All the best for you! everything is for the best in the best of all possible world