What if we meet with a situation_____none of us are able to deal with?
.Mathematics ______ the language of science.
.The young ______ the vital forces in our society.
.Every man, woman and child ______ some history, enough at least, to survive in the world.
.None of them ______ my friends.
.Not only the whole nation, but the whole Europe , indeed the whole human society ______ to alter its attitude to racial problems.