帮忙几道汉译英,1、报刊杂志应该用来表现工人的正面形象.2、他专心于研究工作,为国家的经济发展做出了巨大贡献.3、好书常

1.The newspaper and magazine shall be used to show the positive figure of the workers.
2.He focuses on the research work and contribute lots to the development of national economy.
3.The good books can usually induce the various potential of us.
4.We should contact those who can inspire us.
5.Knowledge is force,we should have rich knowledge.