A．Harvard, Yale, CambridgeB．Harvard, Yale, ColumbiaC．Ha……

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 _______.

单项选择题The author is primarily concerned with the ____________ of the term.