掌握词缀能帮助我们扩展英语词汇，提高阅读理解能力。不过前缀的意思并不总是一样的，就拿 restore，refresh，renew and renovate 来说吧，每个词的含义和用法并不完全一样。要不你来试试看，用 restore，refresh，renew 或 renovate 来完成下面四句话。

COLOMBO, June 28 (Xinhua) -- The Sri Lankan government has launched the "Dream Destination" project to renovate 100 railway stations around the country, the President's Media Division (PMD) said in a ...