There is little chance that Mary discarded the milk. It is probable that Julius is a frog. There is little chance that Greg is green.
It is improbable that either Julius is a frog, or Mary discarded the milk.
It is probable that either Julius is a frog, or Mary discarded the milk.
It is improbable that either Julius is a frog, or Mary discarded the milk.
Either Julius is a frog, or Mary discarded the milk.