【名词&注释】
支气管哮喘(bronchial asthma)、荨麻疹(urticaria)、粒细胞(granulocyte)、血吸虫(japonicum)、工业产品(industrial products)、否定之否定规律(negation of negation law)、肺吸虫(lung fluke)
[单选题]否定之否定规律(negation of negation law)揭示了事物发展的（ ）
A. 形式和内容
B. 方向和道路
C. 内因和外因
D. 动力和性质
查看答案&解析
举一反三：
[单选题]能量在两营养级间传递时，通常损失为（ ）
A. 30%
B. 40%
C. 60%
D. 90%
[单选题]
A. ifB． when
B. being
C. also
[单选题]Those good traditions have been passed ______ the younger generation.
A. on to
B. to on
C. cross to
D. to
[多选题]嗜酸粒细胞增多常见于 （ ）
A. 食物或药物过敏
B. 慢性粒细胞自血病
C. 支气管哮喘和荨麻疹
D. 血吸虫和肺吸虫(lung fluke)
E. 皮肤湿疹或皮炎
[单选题]Passage ThreeThe whole industrial process which makes many of the goods and machines we need
A. and use in our daily lives, is bound to create a number of waste products which
B. upset the environmental balance or the ecological(生态的)balance as it is known. Many of these waste products can be prevented or disposed(处理) of sensibly, but clearly while more and more new goods are produced and made complex, there will
C. be new, dangerous wastes to be disposed of, for example, the waste products from nuclear power
D. stations. Many people therefore see pollution as only part of a larger and more complex problem, that is,
E. the whole process of industrial production and consumption of goods. Others see the problem mainly in
F. connection with agriculture, where new methods are helping farmers grow more and more on their
G. land to feed our everincreasing population. However, the land itself is gradually
H. becoming worn out as it is being used, in some cases, too heavily, and artificial
I. fertilizers(人造肥料) cannot bring back the balance.
J. Whatever is underlying(潜在的)reasons, there is no doubt that much of the pollution caused could be controlled if only companies,
K. individuals and governments would make more efforts. In the home there is an obvious need to control litter(杂乱的废物)and waste. Food is wrapped up three or four times in packages that all have to be disposed of; drinks are
L. increasingly sold in bottles or tins which cannot be reused. This not only causes a litter problem, but also is
M. a great waste of resources, in terms of glass, metals and paper. Advertising has helped this process by
N. persuading many of us to buy things we don't want to buy. Pollution and waste continue to be a problem
O. everyone can help to solve by cutting out unnecessary buying, excess consumption and careless disposal of
P. the products we use in our daily lives.
Q. 44. The main cause of pollution is______.
R. the production of new industrial goods
S. increased amounts of unnatural substance
T. our ever-increasing population
U. the release of artificial substances into the environment
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