题目
The designation "natural" implies that the natural rate of unemployment
A.is desirable.
B.does not go away on its own even in the long run.
C.is constant over time.
D.is impervious to economic policy.
第1题
When Mr. Westhusin says “... cloning is dangerous,” he implies that _____.
[A] lab technicians may be affected by chemicals
[B] cats and dogs in the lab may die of diseases
[C] experiments may waste lots of lives
[D] cloned animals could outlive the natural ones
第2题
A.Exports of natural gas from the U.S. would force the world-wide price of natural gas to an equilibrium and reduce the price of natural gas for consumers in the U.S.
B.Exports of natural gas from the U.S. would result in higher prices for natural gas, benefiting producers and exporters of natural gas in the U.S. and harming consumers of natural gas in the U.S.
C.Exports of natural gas from the U.S. would force the world-wide price of natural gas to an equilibrium which would mean that producers of natural gas in the U.S. could not charge more than the cost to produce the natural gas.
D.The U.S. government would eventually have to prohibit exports of natural gas to foreign countries in order to control the price of natural gas.
第3题
When Mr.Westhusin says “...cloning is dangerous,” he implies that .
[A] lab technicians may be affected by chemicals
[B] cats and dogs in the lab may die of diseases
[C] experiments may waste lots of lives
[D] cloned animals could outlive the natural ones
第4题
The author implies but does not say that______.
A.the way to knowledge is through specialization
B.one has to know everything to be successful
C.success depends not so much on natural ability as it does on effort
D.success in one's profession is least important in one's life
第5题
A.he is a physicist
B.he is interested in dinosaurs
C.he is interested in cooking
D.he doesn’t like natural gas
第6题
A.Because it is hard to find natural resources.
B.Because it is hopeless to find natural resources.
C.Because it is poor in natural resources.
D.Because it is rich in natural resources.
第7题
A.Because it is hard to find natural resources.
B.Because it is hopeless to find natural resources.
C.Because it is poor in natural resources.
D.Because it is rich in natural resources.
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