The Pilgrim's Progress was written by __________.

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

单项选择题Robert Burns was a _________ poet.

单项选择题Which of the following is an affricate

单项选择题The ______________ colonies, which settled along the east coast, issued the Declaration of Independence in _________________.

单项选择题The author is dissatisfied with the term environmentalist mostly because _______.