PART IV READING COMPREHENSION
　　In this section there are four passages followed by fifteen questions or unfinished statements, each with four suggested answers marked A, B, C and D. Choose the one that you think is the correct answer.
　　Text A
　　The Stone Age was a period of history which began in approximately 2 million B.C. and lasted until 3000 B.C…… Its name was derived from the stone tools and weapons that modern scientists found. This period was divided into the Paleolithic, Mesolithic, and Neolithic Ages. During the first period( 2 million to 8000 B.C.), the fist hatchet and use of fire for heating and cooking were developed. As a result of the Ice Age, which evolved about 1 million years into the Paleolithic Age, people were forced to seek shelter in caves, wear clothing, and develop new tools.
During the Mesolithic Age (8000 to 6000 B.C.) people made crude pottery and the first fish hooks, took dogs hunting, and developed a bow and arrow which was used until the fourteenth century A.D…… The Neolithic Age (6000 to 3000 B.C.) saw humankind domesticating sheep, goats, pigs, and cattle, being less nomadic than in previous eras, establishing permanent settlements and creating governments.
　　66. Which of the following developments is not related to the conditions of the Ice Age?
　　A) Farming.
　　B) Clothing.
　　C) living indoors.
　　D) Using fire.
　　67. Which of the following periods saw people develop a more communal form of living?
　　A) Paleolithic.
　　B) Ice Age.
　　C) Mesolithic.
　　D) Neolithic.
　　68. The author states that the Stone Age was so named because _____.
　　A) it was very durable
　　B) the tools and weapons were made of stone
　　C) there was little vegetation
　　D) the people lived in caves