The most significant reason for the falling sales of paper books is that______.
A．electronic books are taking over more and more market share of paper books
B．people' minds don't have the space for reading due to all kinds of temptation
C．bookstores are out of business as people prefer to borrowing books from the library
D．people think things on the Internet are more worthy of their attention

未分类题According to the text, the followings contribute to the wreck of Titanic except______.A．the company didn't resort to steel rivets in TitanicB．small forges employed by the company lacked good riveting skillsC．some material the company bought was not rivet qualityD．proficient riveters were far from suffice

未分类题By mentioning the work of Gary Steynghart, the author intends to______.A．advocate the idea that reading physical paper books is out of fashionB．introduce a brand new electronic product even more omnivorous than i-phoneC．prove that books will be outweighed by reality shows and porn in the futureD．indicate that books are left out in fictions describing the future world

未分类题The first sentence of paragraph 4 tells us that______.A．because truthful advertising is enforced, the negative results previously mentioned in the text are avoidedB．because the previously mentioned negative results are avoided, truthful advertising can and does feasibly occurC．because of truthful advertising laws, the quality of a product will always live up to its manufacturer's boastsD．in the real economy, consumers trust the boasts of producers

未分类题The main point of the text is that______.A．the negative effects of a lack of truthful advertising laws must be avoided at all costsB．because truthful advertising laws exist, the economy is prosperous and healthyC．without enforceable and reliable truth in advertising, the American economic system could not properly functionD．the result of a lack of truthful advertising laws in the United States is foreseeable, and thus examinable

未分类题From paragraph 2, it can be deduced that______.A．growth is necessary for an economy to be strongB．when growth is not occurring, shoppers will buy less goodsC．unreliable goods will not be purchasedD．if an economy is experiencing growth, it will be a strong one