单项选择题

A．the Bureau of Alcohol, Tobacco and Firearms.B．unexpec……

According to the author, the life of vintners is most controlled by

A．the Bureau of Alcohol, Tobacco and Firearms.
B．unexpected changes in temperature.
C．the sugar content of the grapes.
D．the tempo of the seasons.

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单项选择题In the author's opinion, Bernstein's Young People's Concerts were

A．revelatory.
B．enervating.
C．compulsory.
D．daunting.

单项选择题We can tell from the passage that as a child the author

A．was quiet and placid.
B．was addicted to TV.
C．lived in a big city.
D．was sensitive and imaginative.

单项选择题The early warning systems developed in the 1990's are used to

A．improve estimates of long-term earthquake probabilities.
B．tell people in the epicenter when the earthquake will come.
C．allow evacuation from the region that the earthquake will hit.
D．prepare people for earthquakes several minutes in advance.

单项选择题After the Parkfield programme, experts concluded that earthquake prediction in terms of days and years was

A．chancy.
B．hopeful.
C．unrealistic.
D．difficult.

单项选择题The ambitious Parkfield programme was successful at least in one of the following aspects:

A．Scientists will be fully prepared with equipment to collect more information if an earthquake occurs.
B．It enabled scientists to predict an impending earthquake on time scales of hours to days.
C．A moderate earthquake did occur in the region sometime between 1985 and 1993 just as predicted.
D．People in the Parkfield region were less panic but more prepared for any coming earthquakes.