The Great Gatsby was written by ______.

单项选择题The Pilgrim's Progress was written by ______.

单项选择题Modern linguistics, as against traditional grammar, is ______.

单项选择题Robert Burns was a ______ poet.

单项选择题The Shadow Cabinet is organized by ______ in Britain.

单项选择题The Ivy League, the group of old private north-eastern universities, include ______ and some others.