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单选题

A．When it is used in rural areas．
B．When it is environment-friendly．
C．When it operates at near capacity．
D．When it operates at regular times．

参考答案C

解析:
When does mass transit prove superior to private vehicles?
详解
四个选项均以When开头，used和operates均为表示使用、操作类的词汇，因此推测本题与使用某物的条件有关。短文中提到公共交通工具只有在发挥最大能效时，才能在能源使用效率和清洁度上优于私人交通工具，故答案为C。

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单选题

A．Traffic jams in cities．
B．Inefficient use of energy．
C．Fuel shortage．
D．Global warming

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简答题听音频，{MP3:http://wximg.233.com/attached/media/20160426/20160426163646_2894.mp3}
回答题
Graphics are used in textbooks as part of the language of the discipline, as in math or economics, or as study aids．Authors use graphic aids to （26）and expand on concepts taken up in the text because graphics are yet another way of portraying relationships and （27）connections．
Graphics are used extensively in natural sciences and social sciences．Social scientists work with statistics （28）data, and the best way to present these statistics is often in graphic form．Graphics are included- not merely as a means of making the information easier for the student to grasp, but as an integral part of the way social scientists think．Many textbooks, （29）those in economics, contain
appendixes that provide specific information on reading and working with graphic material．
Make it a practice to （30）attentively the titles, captions, headings, and other material connected with graphics．These elements （31） and usually explain what you are looking at．When you are examining graphics, the （32）questions to ask are (a．)What is this item about? and (b．)What
key idea is the author （33）?
One warning: Unless you integrate your reading of graphics with the text, you may make a wrong assumption．（34） , from a chart indicating that 33 percent of firstborn children in a research sample did not feel close to their fathers, you might assume that some dreadful influence was at work on the firstborn children．However, a careful reading of the text （35）that most of the firstborn children in the sample were from single-parent homes in which the father was absent．
第（26）题

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简答题
第（27）题

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