Question

We work together to achieve our common purpose: __________ world that is safer, cleaner and healthier than __________ one we are living in.

A．the , /

B．a , /

C．the , the

D．a , the

Answer 1

D

试题分析：句意：我们一起努力，实现我们共同的目标：建设一个比我们现在生活的世界跟安全更安静更健康的世界。前一空表示“一”，该用不定冠词，后一空由于受we are living in限定该用定冠词，所以选D。