England is the largest of the four countries and for convenience it roughlythree zones.A.

问题补充：

England is the largest of the four countries，and for convenience it roughlythree zones.

A. divides；into

B. is divided；into

C. separates；from

D. is separated；from

答案：

A. divides；into

(答案→)B. is divided；into

C. separates；from

D. is separated；from

解析：考查固定结构。Be divided into被分成几个部分；separate…from…与…分开。句意;英格兰是四个国家里罪最大的饿一个。为了便利，它被分成了三个地区。根据句意我们英格兰这个整体被分成了伞个部分。故B正确。