1. 答案：A. they are not rescued once a new edition comes out
解析：【細節(jié)題】。由關(guān)鍵詞the biggest problem 定位至文章第二段首句。由“But the worst part is that print editions of textbooks are constantly undergoing revisions.”可知，紙質(zhì)版課本最大的問題是經(jīng)常修訂，因此，正確答案為A。
2. 答案：B. They haven’t fixed all the shortcomings of print books.
解析：【細節(jié)題】。由第三段“Which is why digital textbooks, if they live up to their promise, could help ease many of these shortcomings. But till now, they’ve been something like a mirage (幻影) in the distance,”可知，電子課本沒能解決紙質(zhì)書的所有問題。因此，正確答案為B。
3. 答案：A. they find it troublesome to take notes with an iPad.
解析：【細節(jié)題】。由Kalpit Shah定位到第五段。由“They weren’t using it as a source of communication because they couldn’t read or write in it.”可知，他們不使用電子書，是因為他們不能用電子書進行讀寫，因此，正確答案為A。
4. 答案：D. they are no more than print versions put on a screen
解析：【細節(jié)題】。由Inkling CEO Matt Maclnnis 定位到第九段。由 “What I mean by that is the current perspective of the digital textbook is it’s an exact copy of the print book. There’s Course Smart, etc., these guys who take an image of the page and put it on a screen.”可知，Course Smart現(xiàn)在的電子課本只是對紙質(zhì)課本的復制，因此，正確答案為D。
5. 答案：C. a platform for building multimedia content
解析：【細節(jié)題】。由第十段首句“He calls Inkling a platform for publishers to build rich multimedia content from the ground up, with a heavy emphasis on real-world functionality.”可知，Matt Maclnnis 認為，Inkling是為出版商搭建豐富的多媒體資源的一個平臺，因此，正確答案為C。
6. 答案：A. share his learning experience with the best and brightest thinkers
解析：【細節(jié)題】。由第14段首句 “But the most exciting part about Inkling，to me，is its notation (批注)system.”和第16段最后一句“The best comments are then sorted democratically by a voting system, meaning that your social learning experience is shared with the best and brightest thinkers.”，可知，最令作者興奮的是，它的批注系統(tǒng)可以讓用戶與最優(yōu)秀的人分享學習經(jīng)驗，因此，正確答案為A。
7. 答案：C. professors can join in students’ online discussions
解析：【細節(jié)題】。由第17段首句，“As a bonus, professors can even chime in (插話) on discussions.”可知，作為一項福利，教授們可以參與學生們的晚上討論，因此，正確答案為C。
8．答案：manpower to put together each one
解析：【細節(jié)題】。由第21段“Each interactive textbook is a media-heavy experience built from the ground up, and you can tell that it takes a respectable amount of manpower to put together each one.”可知，因此，答案為manpower to put together each one。
9．答案：cost
解析：【細節(jié)題】。由第22段“For now the app is also iPad-exclusive, and though a few of these educational institutions are giving the hardware away for free, for other students who don’t have such a luxury it，s an added layer of cost and an expensive one at that”可知，因此，答案為cost。
10. 答案：remains to be seen
解析：【細節(jié)題】。由23段“Whether digitally interactive ones like Inkling actually take off or not remains to be seen, and we probably won’t have a definite answer for the next few years.”可知，因此，答案為remains to be seen。