Question

【题目】Beijing _______a lot in the past ten years. Now it has become one of the biggest modern________ in the world.

A. changes; cities B. changed; city

C. has changed; cities D. changed; cities

Answer 1

【答案】C

【解析】

试题分析：句意：在过去几年北京变化很多。现在它成了世界上最大的现代化城市之一。In the past…常与现在完成时连用；one of…后要跟可数名词的复数。故选C。