国际分类法
参考答案：是以各种饲料干物质中的主要营养特性为基础，将饲料分为甘草和粗饲料、青绿饲料、青贮饲料、能量饲料、蛋白质饲料、矿物质饲料、非营养性添加剂饲料。编号系统：给每种饲料一个标准的编号，由6位数字组成，分为3节。节之间以“-”连接。第一位数（代表8大类的编号），第二节2位数，三节3位数（此5位数代表某饲料的编号顺序）共799992种饲料编号。
5用下列词组或单词的正确形式完成句子
2. A chemistry factory__________in the fire which was caused by mistaken operation. 3. The students moved __________ to let the hero pass. 4. Though it was raining, the soldiers __________ to the village. 5. A foreign country offered some __________ to build up tents which was worth $50,000. 6. After a whole year's being trained, he is ___________ fit for driving a car. 7. Li Honggang _________Chairman of the Students' Union in our school. 8. The retired teachers still have_________ capability in teaching children. 9. When I came home,my father was___________. 10. I __________ to the station to pick up him, when he telephoned me that he was delayed. |