From the last paragraph, we know that
A. e-books are now sold together with the paper versions.
B. a digital publication usually takes months or years to get to market.
C. the official publications are actually superior to the self-published ones in quality.
D. publishers have hired different editors in different areas.
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What are publishers supposed to do in order to survive？
A. They should sponsor the writers in poverty.
B. They should supervise the book quality.
C. They should get ready for the competition.
D. They should participate in intellectual life.
Why do some publishers no longer promote their books？
A. Because the paper books are not profitable enough to sustain promotion.
Because Amazon"s near monopoly over the industry makes promotion unnecessary.
C. Because the public have easy access to the books" sales and reviews.
D. Because all the writers are promoting the books on their own.
According to the passage, readers welcome e-books because
A. the e-reader is globally available.
B. many traditional bookstores are out of business.
C. they can make a quick response.
D. the e-book service is free from physical constraints.
What is peoples attitude towards worldwide temperature rise？
A. They are uncertain and therefore take a wait-and-see attitude.
B. They are very anxious and have begun to reduce harmful emissions.
C. They do not think the earth will be too hot to live on, hence adopting a passive attitude.
D. They are very optimistic and therefore have not done anything about it.
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