6. Britain has, for centuries, been tilting with the northwest slowly rising, and the southeast slowly sinking. The north and west of Britain are mainly highlands. The southeast and east are mainly lowlands.
7. The pennies, a range of hills running from north midlands to Scottish border, are the principal mountain chain.
8. Ben Nevis in Scotland is the highest mountain in Britain, and the Lough Neagh in Northern Ireland is the largest lake in Britain.
9. There are three natural zones in Scotland: the highlands in the north, the central lowlands, and the southern uplands. The lowlands in the center comprise mostly the forth and Clyde valleys.
10. Edinburgh, Cardiff and Belfast are the capitals of Scotland, Wales and Northern Ireland.
n. 范围,行列,射程,山脉,一系列
v. 排