The reason why so many Americans die in fires is that______.
A. they took no interest in new technology
B. they did not attach great importance to preventing fires
C. they showed indifference to fighting fires
D. they did not spend enough money on fire facilities
It can be inferred from the passage that______.
A. fire safety lessons should be aimed at American adults
B. American children have not received enough education of fire safety lessons
C. Japan is better equipped with fire facilities than the Untied States
D. America's large population accounts for high fire frequency
The day domestic robots come into being is______.
A. coming very soon
B. definite
C. impossible
D. uncertain
In what aspects should the United States learn from Japan？
Architecture and building material.
B. Education and technology.
C. Laws and attitude.
D. All of the above.
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