______ was one of the founders of modern linguistics and made a distinction between langue and parole.

单项选择题______ was an Irish dramatist and writer who became an active member of the Fabian Society and Won Nobel Prize for Literature in 1925.

单项选择题______ are among the most influential newspapers in ______.

单项选择题The national Christian Church in Scotland is ______ which was not finally established as ______ until 1690.

单项选择题Robert Frost-was an ______.

单项选择题The best way to save ozone is ______.