问题 单项选择题

二元溶液在饱和液线和饱和汽线之间的部分,如果压力一定,无论其他条件如何变化,温度( )。

A.是一个定值

B.是不定的值

C.部分是定值,部分是不定值

D.是减小的

答案

参考答案:B

阅读理解

Guide to Restaurants in New York City

Nearly 1,000 restaurants are included in this latest edition of the most trusted guide to eating well in New York. Brief reviews by the city’s most respected food writers are made more readable by what cannot be found in any other restaurant guide, including: suggested dishes final bill. Hardcover.$14.95.

How Electronic Things Work

A guided tour of everyday technology from the pages of the New York Times Circuits section, with easytounderstand explanations of the inner workings of computers, CD players, ATM’s, digital cameras and 76 other devices, 100 illustrations,St. Martin’s Press. 195 pages. Hardcover.

The New York Times Book of Natural Disasters

The book gathers together the paper’s finest articles about humankind’s quest to understand natural disasters. Possible causes and effects of global warming are studied, as is the surprising force of nature’s violent excitement in such phenomena as hurricanes, forest fires, sinkholes and others. Illustrated, soft cover, 216 pages,$16.95.

Campaigns: A Century of Presidential Races

Every campaign since 1900—including the historic 200 races—in images from the New York Times Photo Archives.With 350 photos, contemporary newspaper reports and an introduction by prizewinning historian Alan Brinkldy DK Publishing. 410 pages. Hardcover.

9.A student of history is most likely to take  listed above.

A.the fourth book      B.the third book        C.the second book       D.the first book

10.The underlined word“others”in Paragraph 3 may include.

A.traffic accidents      B.floods                C.pollution            D.diseases

11.It can be learned from one of the books how to.  

A.repair your digital camera for yourself      

B.work out the expenses before going  to a restaurant

C.get the latest information about natural disasters  

D.learn a lot about historian Alan Brinkley

名词解释