Question

China _______ a lot in the last few years．Now it has become one of the strongest _______ in the world.

A．changes, countries B．changed, country

C．has changed, countries D．had changed, countries

Answer 1

C

【解析】

试题分析：句意：在最近几年了中国改变了许多。现在它成为了世界上最强大的国家之一。in the last few years,是现在完成时态的标志词。One of +名词复数，表示······之一。既是现在完成时态又是名词复数的只有C，故选C。

考点：考查现在完成时态及名词的用法。