更多"What is America’s most important fo"的相关试题:
[单项选择]It is the world’s fourth-most-important food crop, after maize, wheat and rice. It provides more calories, more quickly, using less land and in a wider range of climates than any Other plant. It is, of Course, the potato.
The United Nations has declared 2008 the International Year of the Potato. It hopes that greater awareness of the merits of potatoes will contribute to the achievement of its Millennium Development Goals, by helping to alleviate poverty, improve food security and promote economic development. It is always the international year of this or month of that. But the potato’s unusual history means it is well worth celebrating by readers of The Economist because the potato is intertwined with economic development, trade liberalisation and globalisation.
Unlikely though it seems, the potato promoted economic development by underpinning the industrial revolution in England in the 19th century. It provided a cheap source of calories and was easy to cultivate, so it
A. Lower price, quicker growing speed, less land required, and wider range of climate.
B. More calories, quicker growing speed, less labor required in growing and processing, and wider range of climate.
C. More calories, quicker growing speed, less land required, and wider range of climate.
D. More calories, quicker growing speed, less land required, and wider range of products to be made of.
[单项选择]Why is Washington, D.C. the most important American city [A] It is the capital of the United States. [B] It is the largest in population. [C] It is the must beautiful city.
[填空题]Breeding a wild plant into a major food crop requires ________.
[填空题]An important factor that has affected what Americans eat is increased consciousness about their______.
[填空题]What is the most traditional food on this festival
（）are the most traditional food.
[单项选择]What most probably does Mary do
A. A student.
B. A reporter.
C. A teacher.
D. A lecturer.
[单项选择]
Researchers produced evidence to support what most of us already knew--that a cup of tea is the answer to any crisis.
Dr. Malcolm Cross, a psychologist at City University London, tested the anxiety levels of a group of people following a (41) situation and revealed that even a single cup of tea has a (42) calming effect. His team gave 42 volunteers a mental arithmetic exam and (43) offered half of them a cup of tea and the other half a glass of water. The water group’s anxiety levels soared (44) 25 percent compared to before the task, (45) the tea group actually reported a four percent reduction in anxiety---despite the difficult test, they were more relaxed than when they started.
According to a survey carried out for the research, 68 percent of Britons (46) tea in a dilemma, making it the nation’s most common response to trouble of (47) kind. About 60 percent said the promise of comfort a
A. on
B. in
C. by
D. at
