一个县通常由几个城市、城镇及其周围的农村地区组成。

A ___county usually consists of several cities and towns and the rural areas surrounding them.

拉特兰曾经是英格兰最小的县，但在1974年成为莱斯特郡的一部分。

Rutland used to be the smallest ___county in England, but in 1974 it became part of Leicestershire.

德克萨斯州被划分为254个县。

Texas is divided into 254 ___counties.