Gulliver's Travels was written by ______.

单项选择题Sydney is located in ______.

单项选择题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 ______.