Norway is, quite naturally, paying great attention to developments in Europe and in the At

Misguided people tend to think that using an animal in research is ______.

A．cruel but natural

B．inhuman and unacceptable

C．inevitable but vicious

D．pointless and wasteful

A. artificial beauty

B. geometrical beauty

C. natural beauty

D. Hunting

It is implied in the text it is hard to______．

A．carry life learning through

B．tell the nature of life learning

C．learn without going to school

D．find a specially trained teacher

Radiant energy is stored as carbon compounds by ______.

A．plants

B．rain

C．coal, oil, and natural gas

D．inflammable substances

These two sources are【21】______ in that they are both renewable. 【22】______ , hydropower is more widely used than tidal. In【23】______ , a substantial amount of electricity is already produced in HEP (hydroelectric power)stations worldwide, 【24】______ tidal stations are still in the very early【25】______ of development.

As far as geographical【26】______ is concerned, HEP projects are to be found on lakes and rivers, while tidal【27】______ are constructed only at river mouths where tidal【28】______ is great. Unfortunately these are【29】______ in number. At present HEP stations are found mainly in Norway, Canada, Sweden and Brazil, whereas tidal plants are in【30】______ in France, Russia and China.

As regards capital【31】______ , both require very high investment. On the other hand, generating【32】______ are quite low in both cases. In fact, a large scale HEP plant is capable of producing power more【33】______ than conventional sources, such as coal, oil and nuclear plants. Tidal power also compares【34】______ with nuclear and oil generated electricity, 【35】______ the amount of money on production. 【36】______ HEP stations, tidal constructions have a long life【37】______ . It is estimated that they can operate for over 100 years. With respect to【38】______ of supply, tidal stations【39】______ from HEP ones in that they often can only supply power【40】______. HEP stations, however, pro vide a constant supply of electricity.

【21】

A．compatible

B．parallel

C．similar

D．identical

Misguided people tend to think that using an animal in research is ______.

A．cruel but natural

B．inhuman and unacceptable

C．inevitable but vicious

D．pointless and wasteful

These two sources are【21】______ in that they are both renewable. 【22】______ , hydropower is more widely used than tidal. In【23】______ , a substantial amount of electricity is already produced in HEP (hydroelectric power)stations worldwide, 【24】______ tidal stations are still in the very early【25】______ of development.

As far as geographical【26】______ is concerned, HEP projects are to be found on lakes and rivers, while tidal【27】______ are constructed only at river mouths where tidal【28】______ is great. Unfortunately these are【29】______ in number. At present HEP stations are found mainly in Norway, Canada, Sweden and Brazil, whereas tidal plants are in【30】______ in France, Russia and China.

As regards capital【31】______ , both require very high investment. On the other hand, generating【32】______ are quite low in both cases. In fact, a large scale HEP plant is capable of producing power more【33】______ than conventional sources, such as coal, oil and nuclear plants. Tidal power also compares【34】______ with nuclear and oil generated electricity, 【35】______ the amount of money on production. 【36】______ HEP stations, tidal constructions have a long life【37】______ . It is estimated that they can operate for over 100 years. With respect to【38】______ of supply, tidal stations【39】______ from HEP ones in that they often can only supply power【40】______. HEP stations, however, pro vide a constant supply of electricity.

【21】

A．compatible

B．parallel

C．similar

D．identical

Which of the following does contribute to the idea of ageism？

A．Death is regarded as a natural part of the life cycle.

B．The old individuals are not seen as productive in their societies.

C．Modernization has decreased a continuous process of life and death.

D．Older adults receive more respect for their wisdom and experience.

Where did children in the earliest times learn how to survive？

A．In schools.

B．From the nature.

C．From their experience.

D．From their parents.

Everything we eat and drink contains some salt; we can meet the body’s need for it from natural sources without turning __________ the salt bottle.

A.up

B.to

C.on

D.over