Question

The Yangzhi River is one of __________ in the world.

A．the longest rivers	B．the longest river
C．longer rivers	D．longer river

Answer 1

A

试题分析：句意：长江是世界上最长的河流之一。one of 后应该用可数名词的复数形式。句中用了in the world这个比较范围，所以应该用形容词的最高级形式。故选A。