1 . 与来自不同文化背景的人合作有助于我们从不同视角看待世界。
________ people from diverse cultural backgrounds helps us view the world from a different angle.

2 . 据估计，到2050年，这个国家的人口将增加3000万，而且将近80%的人口会生活在城市。
________ by the 2050, this country’s population will have increased by 30 million and close to 80% will live in urban areas.

4 . 由于精通英语，我可以打破语言障碍，这使我能够与外国人自由地交流。
With a good command of English, I can ________, which allows me to communicate freely with foreigners.

5 . 与他人一起参加休闲活动有助于满足我们的社交需求。
________ leisure-time activities with others helps us to meet our social needs.

7 . 警方正呼吁公众提供有关失踪男孩的任何信息。
The police ________ the public for any information about the missing boy.