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Some time after 10, 000 BC, people made the first real attempt to control the world they lived 56 , through agriculture. Over thousands of years, they began to depend less on 57 could be hunted or gathered from the wild, and more on animals they had raised and crops they had sown.
Farming produced more food per person 58 hunting and gathering, so people were able to raise more children. And, as more children were born, more food 59 （need）. Agriculture gave people their first experience of the power of technology 60 （change）lives.
（B）y about 6000 BC, people 61 （discover）the best crops to grow and animals to raise. Later, they learned to work with the 62 （season）, planting at the right time and, in dry areas, 63 （make）use of annual floods to irrigate（灌溉）their fields.
This style of farming lasted for quite a long time. Then, with 64 rise of science, changes began. New methods 65 （mean）that fewer people worked in farming. In the last century or so, these changes have accelerated. New power machinery and artificial fertilizers（化肥）have now totally transformed a way of life that started in the Stone Age.
正确答案
第1小题正确答案 56. in 第2小题正确答案 57. what 第3小题正确答案 58. than 第4小题正确答案 59. was needed 第5小题正确答案 60. to change 第6小题正确答案 61. had discovered 第7小题正确答案 62. seasons 第8小题正确答案 63. making 第9小题正确答案 64. the 第10小题正确答案 65. meant
第1小题正确答案 56. in 第2小题正确答案 57. what 第3小题正确答案 58. than 第4小题正确答案 59. was needed 第5小题正确答案 60. to change 第6小题正确答案 61. had discovered 第7小题正确答案 62. seasons 第8小题正确答案 63. making 第9小题正确答案 64. the 第10小题正确答案 65. meant
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