[单项选择]Botany, the study of plants, occupies a peculiar position in the history of human knowledge. For many thousands of years it was the one field of awareness about which humans had anything more than the vaguest of insight. It is impossible to know today just what our Stone Age ancestors knew about plants, but from what we can observe of preindustrial societies that still exist, a detailed learning of plants and their properties must be extremely ancient. This is logical. Plants are the basis of the food pyramid for all living things, even for other plants. The have always been enormously important to the welfare of people, not only for food, but also for clothing, weapons, tools, dyes, medicines, shelter, and a great many other purposes. Tribes living today in the jungles of the Amazon recognized literally hundreds of plants and know many properties of each. To them botany, as such, has no name and is probably not even recongnized as a special branch of knowledge at all.
Unfortuna
A. The invention of agricultural implements and machinery.
B. The development of a system of names for plants.
C. The discovery of grasses that could be harvested and replanted.
D. The changing diets of early humans.

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[填空题]Botany, the study of plants, occupies a peculiar position in the history of human knowledge. We don’t know what our Stone Age ancestors knew about plants, but from what we can observe of reindustrialize societies that still exist, a detailed learning of plants and their properties must be extremely ancient. This is logical. Plants are the basis of the food pyramid for all living things, even for other plants. ______ Tribes living today in the jungle of the Amazon recognize hundreds of plants and know many properties of each. To them botany has no name and is probably not even recognized as a special branch of" knowledge" at all.

A. Yet few people will fail to recognize a rose, an apple, or an orchid.
B. From then on, humans would increasingly take their living from a few plants.
C. They have always been enormously important to the welfare of people, not only for food, but also for clothing, weapons, tools, dyes, medicines, shelter, and many other purposes.

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Plants and Mankind

Botany (植物学), the study of plants, occupies a peculiar position in the history of human knowledge. We don’t know what our Stone Age ancestors knew about plants, but from what we can observe of pre-industrial societies that still exist, a detailed learning of plants and their properties must be extremely ancient. They have always been enormously important to the welfare of people, not only for food, but also for clothing, weapons, tools, dyes, naedicines, shelter, and many other purposes. Tribes living today in the jungle of the Amazon recognize hundreds of plants and know many properties of each. To them botany has no name and is probably not even recognized as a special branch of "knowledge" at all.
Unfortunately, the more industrialized we become the farther away we move from direct contact with plants. And the less distinct our knowledge of botany grows. Yet everyone comes unconsciously on an amazing amount of b
A. Right
B. Wrong
C. Not mentioned

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[单项选择]{{B}}Text 2{{/B}}

Botany, the study of plants, occupies a peculiar position in the history of human knowledge. For many thousands of years it was the one field of awareness about which humans had anything more than the vaguest of insight. It is impossible to know today just what our Stone Age ancestors knew about plants, but from what we can observe of preindustrial societies that still exist, a detailed learning of plants and their properties must be extremely ancient. This is logical. Plants are the basis of the food pyramid for all living things, even for other plants. The have always been enormously important to the welfare of people, not only for food, but also for clothing, weapons, tools, dyes, medicines, shelter, and a great many other purposes. Tribes living today in the jungles of the Amazon recognized literally hundreds of plants and know
A. They probably had extensive knowledge of plants.
B. They thought there was no need to cultivate crops.
C. They did not enjoy the study of botany.
D. They placed great importance on the ownership of property.

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[单项选择]{{B}}第二篇{{/B}}

Botany, the study of plants, occupies a peculiar position in the history of human knowledge. For not many thousands of years it was the one field of awareness about which humans had anything more than the vaguest of insights(了解). It is impossible to know today just what our Stone Age ancestors knew about plants. But from what we can observe of pre-industrial societies that still exist, a detailed learning of plants and their properties must be extremely ancient. This is logical. Plants are the basis of the food pyramid for all living things, even for other plants. They have always been enormously important to the welfare of peoples, not only for food, but also for clothing, weapons, tools, dyes, medicines, shelter, and a great many other purposes. Tribes living today in the jungles of the Amazon recognize literally hundreds of plants
A. people no longer value plants as a useful resource
B. botany is not recognized as a special branch of science
C. research is unable to keep up with’ the increasing numbers of plants
D. direct contact with a variety of plants has decreased

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