1. The author regards the raising of animals _____. 
　　　A) as the second important progress in man’s history
　　　B) as the most progressive step taken by man
　　　C) as more important than agriculture
　　　D) as important as agriculture

　　2. Man raised animals in order to _____. 
　　　A) make use of animal skin
　　　B) move from one place to another
　　　C) get meat supply
　　　D) settle down in one place

　　3. Before man settled down and lived in one place _____. 
　　　A) he raised animals
　　　B) he developed agriculture
　　　C) he had to move about hunting for food
　　　D) he had enough meat supply