题目

No one is sure who the dictionary ______. A. belonging to          B. belongs to            C. is belonged to    D. is belonging to   答案：B  本句中sure后接从句，belong to作从句的谓语，又因不能用被动语态和正在进行时态，故答案选B。  In the last 20 years the word “knowledge” has become an adjective. As personal computers started  16   on every desktop, key information was stored in knowledge bases   17   to knowledge networks. Most of the “  18  ” on which the knowledge economy(经济) is built is actually just information－data, facts and basic business intelligence(智能).With the Internet, you can get   19   to almost all the information throughout the entire world. Web   20   can help deal with the information in ways that were not   21   only a decade ago. But the information we use does not   22   into the knowledge we need.For example, the knowledge you   23   throughout your working life can make you  24 in the organization you work for. Your ability to   25   it with the knowledge of co-workers and companions can make the difference between success and failure.Researchers are   26   technology that can “watch” you working, then make   27   about related subjects or ideas.   28  , even if the software makes a bad guess, it can   29   be valuable in helping get new ideas. Computer scientists are also   30   progress against a long-held   31   of “intelligent agents” that provide just-in-time information to help the work you’re doing. Experimental programs can test your ideas   32   commonsense logic, acting   33   “experts” to help guide your thinking.These technologies help people join their own ideas with some   34   knowledge far more efficiently than was previously(先前) possible. But they also   35   a key problem unsolved: how to unearth all the new ideas that are being produced around the world.16．A．seeing B．appearingC．showingD．shaking17．A．designedB．introducedC．guidedD．connected18．A．knowledgeB．industryC．revolutionD．business19．A．easierB．softerC．closerD．eager20．A．exhibitionsB．searchersC．servicesD．museums21．A．interestingB．necessaryC．possibleD．valuable22．A．wheelB．turnC．sinkD．move23．A．loadB．organizeC．gatherD．form24．A．familiarB．similarC．lovelyD．different25．A．preventB．copyC．deliverD．join26．A．developingB．provingC．reviewingD．spreading27．A．suggestionsB．decisionsC．textsD．choices28．A．CommonlyB．InterestinglyC．InternationallyD．Usually29．A．everB．evenC．alreadyD．still30．A．creatingB．settingC．makingD．having31．A．resultB．trackC．questionD．dream32．A．forB．onC．againstD．between33．A．likeB．asC．intoD．over34．A．existingB．runningC．searchingD．spreading35．A．letB．putC．remainD．leave