The growth of American agriculture has been mainly stimulated by
A. the productivity growth.
B. low prices of food.
C. rising standards of living.
D. the exportable surplus.
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Scientists present at the "Rethinking Gravity" conference
A. unanimously believe that Einstein"s general theory of relativity is wrong.
B. have found further problems about the general theory of relativity.
C. question the assumptions of the general theory of relativity.
D. are trying to find out the possible flaws of the gravity theory.
It is stated in Paragraph 1 that the theory of relativity
A. is beyond all the current scientists" understanding.
B. has failed Albert Einstein for years.
C. seems at odds with the quantum mechanics.
D. is useful in holding big things together.
The sentence "We are trying to think out of the box"(lines 6-7, Paragraph 4)suggests that
A. they will try to find wisdom out of the box.
B. they will probe deep into the pools of academy.
C. they will break away from the conventions.
D. they will pursue their traditional approach.
NAME？
A. The quest for wisdom is an old-fashioned economic indicator.
B. When things proceed smoothly, people don"t need to go searching for wisdom.
C. Billionaires listed on the Forbes are demonstrating the profits of free market.
D. In the long run, all the wealthiest individuals will confess their ignorance.
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