第5题
()all the inventions have in common is ()they have succeeded.
A.That, what
B.What, that
C.That, that
D.What, what
第6题
D
Thomas Alva Edison was awarded more patents on inventions than any other American. When he died in l931,Americans wondered how they could best show their respect for him.
One suggestion was that the nation observe a minute or two of total black-out.All electric power would be shut off in homes streets and factories.
Perhaps this suggestion made Americans realize fully what Edison and his inventions meant to them.Electric power was too important to the country.Shutting it off for even a short time would have led to complete confusion.A black—out was out of the question.
On the day of Edison&39;s funeral,many people silently dimmed their lights.In this way they honored the man who had done more than anyone else to put the great force of electricity at his country men&39;s fingertips.
??People decided to honor Edison when_________.??
A.he made the first electric light
B.electric power was l00 years old
C.the country realized electricity importance
D.he died in 1931
The suggestion was to_______.A.turn off the lights in factories and schools
B.observe a few minutes of total silence
C.dim all electric lights
D.shut off all electricity for a short time
Americans fully realized what Edison's inventions meant when they________.A.heard of his death
B.heard of the plan to honor him
C.first used electric power
D.tried to carry out the plan
The plan was never carried out because_________.A.not everyone wanted to honor Edison
B.it was too difficult
C.electric power was too important to the country
D.it honored only one of Edison's inventions
请帮忙给出每个问题的正确答案和分析,谢谢!
第7题
The scientist thinks it necessary that all the inventions of mankind ______ (都应用作正当而非邪恶的目的).
第8题
______ all the inventions have in common is ______ they have succeeded.
A.That…what
B.What…that
C.That…that
D.What…what
第9题
Of all the inventions, ______ was probably the most important for civilization.
A.the vote recorder
B.the stock ticker
C.the light bulb
D.the motion picture camera
第10题
__________ all the inventions have in common is__________ they have succeeded.
A.That...what
B.What...that
C.That...that
D.What...what
第11题
A.What; what
B.That; what
C.What; that
D.That; that
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