Nobody knows exactly how many languages there are in the world, partly because of the difficulty of distinguishing between a language, and sub-languages or dialects within it. ..... In the first sentence, the sequence -- honwa -- in the verb shows that a female did something to a male, and in the second the sequence -- hshako -- indicates that a male did something to a female.
――山梨大学 前期日程(2月25日実施)――97年