l be in operation, generating about 20% of the electricity of the country.  到本世纪末, (荷兰) 将有5000架现代化的风车投入运行, 生产约全国20%的电力。

　　74.agriculture will have to undergo a drastic change to meet the needs of the new situation. otherwise, the country will starve.  农业必须进行深入的改革, 以满足新形势的需要。否则, 国家将遭受饥荒。

　　75.he tried hard to learn, and to be a good boy, and he succeeded fairly well.  他用心学习，又很听话，因此一切倒还顺利。

　　76.synthetic, or man-made, diamonds have been manufactured from carbon since the mid-1950s, when general electric co. developed the process for making small diamonds for industrial uses.  人们从20世纪50年代中期就开始用碳来制造或人工合成钻石，当时通用汽车公司开发出了生产工业用小钻石的工艺。

　　77.the wto’s creation on january 1 1995 marked the biggest reform of international trade since the second world war.  1995年1月1日世贸组织的诞生，标志着第二次世界大战之后国际贸易的最大改革。

　　78.i am not afraid of tomorrow for i have seen yesterday and i love today.   －w.a.white

　　我并不害怕明天, 因为我已见过昨天而又热爱今天。

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