[单项选择]What issue will U.S. Energy Secretary probably discuss in his visit to IAEA headquarters
A. Anti-terrorism.
B. Nuclear non-proliferation.
C. Civilian use of uranium.
D. Economic help to Eastern Europe.

[单项选择]What issue will U. S. Energy Secretary probably discuss in his visit to IAEA headquarters
A. Anti-terrorism.
B. Nuclear non-proliferation.
C. Civilian use of uranium.
D. Economic help to Eastern Europe.

[单项选择]By what is the nuclear energy primarily generated
A. Blowing.
B. Splitting atoms.
C. Joining atoms.
D. None of the above.

[单项选择]What hinders the extensive use of renewable energy sources
A. Lack of advanced storing technology.
B. A need for joint efforts of scientists.
C. A shortage of practical support from the public.
D. An unreliable market demand.

[单项选择]What does"unleashing the energy of the organisation"mean
A. building up team spirit
B. making use of the power of team work
C. rewarding what the team had done

[填空题]

What has become a big issue for educators in American schools between the sexes

[单项选择]What is the largest energy source in the US today
A. Nuclear energy.
B. Coal.
C. Oil.
D. Natural gas.

[多项选择] TOPIC: What Is the Most Urgent Issue Facing the World People in the 21st Century State your reasons.

[简答题]

Topic: What is the most urgent issue facing the world people in the 21st century State your reasons.

[单项选择]—Look, what a mess your room is! Don’t mock my disorder next time!
A. That’s a no-brainer!
B. Don’t be a wet blanket
C. That is like the pot calling the kettle black!
D. Don’t pull my leg!

[填空题]What is one of the causes of having a low energy level One of the causes is ______.

[单项选择]
Nuclear energy is an efficient and convenient substitute for conventional forms of energy which were found in special geographical locations. Large amounts of (51) and effort are required to (52) these locations. Once the sites are found, men and equipment must be brought to tap and use these sources of energy. However, a large proportion of such sites are found only in far and (53) places. This increases the difficulties of (54) these forms of energy. With nuclear energy, such difficulties are not present. Nuclear reactors can easily be built anywhere, and man does not have to compete with the (55) of nature in order to obtain the energy. For equal amounts of energy, nuclear energy is much more convenient and inexpensive to obtain than conventional sources of energy.
With nuclear energy, the amount of pollution is greatly reduced. (56) the production of nuclear ene
A. as a result
B. in general
C. in effect
D. on the other hand