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18.According to the passage, chemurgy can be defined as the _____.
A. development of industrial products from farm products
B. research on chemistry of the soil
C. study of the relationship between sunlight and energy
D. combination of chemistry and metallurgy
19.The author mentions Thomas Edison’s offer to Carver in order to _____.
A. contrast Edison’s contribution with that of Carver
B. portray the wealth of one of Carver’s competitors
C. illustrate one of Carver’s many opportunities
D. describe Carver’s dependence on industrial support
20.Which of the following is NOT discussed in the passage as work done by Carver?
A. Research on electricity
B. Analysis of plant parts
C. Invention of new products
D. Research on plant diseases
Ⅶ
.Translate the following into English with words or phrases given in brackets, and then write your sentences on the Answer Sheet:(25%)
1.
如果你不按照教授的指导去做，你的实验注定要失败。
(be bound to)
2.
我们极力劝说那位老人离开那栋危房，老人就是不肯。
(in vain)
3.
世界飞速变化，我们不得不时刻去适应它。
(adjust)
4.
警察到处寻找前一天在动物园里走失的那个
5
岁男孩。
(search for)
5.
年老体弱的人容易患流感。
(subject to)
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