CFF has make great contribution to national economy.

多年来为国民经济的发展作出了较大贡献.

It's sincerely hoped that our cooperation can make great contribution to the cause of environment protection.

衷心希望我们的合作能为人类的环保事业做出杰出贡献。

These cities have become bases of energy and make great contribution to country economy and development of society.

但目前这些城市大都进入资源开采的中后期，出现了资源枯竭、经济衰退、 社会矛盾突出等问题。

Not only lottery has become a very important part in our daily life , but also make great contribution to national economy .

彩票，不仅已经成为我们生活的一部分，而且也为国家的经济做出了巨大的贡献。