The word "considered" in paragraph 5 could be best replaced by ______
A. thought.
B. rated.
C. regarded.
D. belceved.
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Netherlands leads in urban turbine technology because ______.
A. the Dutch are natural pioneers.
B. the Dutch have a tradition with windmills.
C. Netherlands is windier than Germany, Finland and Slovenia.
D. Netherlands is a small country with a large population.
Why is the number of manual workers so high？
A. The company is slow to introduce changes.
B. Machines cannot deal with all kinds of publicity material.
C. Employing workers is cheaper than maintaining machinery.
Most of the migratory birds no longer fly across Afghanistan to Pakistan and India because
A. they change their route from time to time.
B. some birds have collapsed while flying.
C. they have been threatened by the bombs dropped on the country.
D. they are scared by the big animals in the mountains.
The limitation of the trends method is the same as the persistence method in that ______
A. it makes predications about weather.
B. it makes predications about precipitation.
C. the weather features need to be well defined.
D. the weather features need to be constant for a long period of time.
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