St. Patrick's Day is observed in honor of early immigrants from ______.

单项选择题A phoneme is a ______ unit that is of distinctive value.

单项选择题The two leading parties in Britain are ______.

单项选择题The poet who wrote the philosophical Mending Wall was ______.

单项选择题Jan Fleming, the creator of James Bond, is well-known for writing ______.

单项选择题______, the home of most of Britain's national newspapers, is sometimes figuratively used to mean the press.