单选题 Questions 158-159 refer to the following schedule.
Healthcare Professionals Conference Schedule
December 17-19, 2007

National Health and Medical Research Council
1680 Duke Street, Alexandria, VA 22314
Phone: (703) 838-6722/Fax:(703) 683-7590
December
9A.M.-12 A.M.
12 P.M.-1P.M.
1 P.M.-3 P.M.
17(Monday)
·Registration Main Ballroom
Lunch
·Intensive Training Seminar 1 Room 200
18(Tuesday)
·Intensive Training Seminar 2Room 310
Lunch
·Keynote Speaker Dr. Andrew Black “Hypedension Controlin Winter” Richardson Auditorlum
19(Wednesday)
·General Session 1Room 310
Lunch

·General Session 2 Room 310 ·Closing Comments
· This is the tentative schedule.
· Be sure to visit the Exhibition Hall during the conference for the following:
* Poster presentations
* Software demonstrations
* Publishers' tables: books of medical history and books of medical statistics
* Job Interviews

单选题 Where should conference attendees go to purchase books?
A. To the Main Ballroom
B. To Room 200
C. To Richardson Auditorium
D. To the Exhibition Hall
【正确答案】 D
【答案解析】初级问题
问题关键词books出现在原文最后。Publishers' tables(出版社图书销售台)出售“医学史图书和医学统计图书(books of medical history and books of medical statistics)”，地点是在Exhibition Hall(展厅)。
单选题 When will the attendees hear the guest of honor's speech?
A. Monday morning
B. Monday afternoon
C. Tuesday afternoon
D. Wednesday morning
【正确答案】 C
【答案解析】初级问题
问题关键词the guest of honor's speech(受邀来宾的演讲)是对原文Keynote Speaker(主旨发言人)的同义变换。主旨发言在18日(Tuesday)下午1点～3点，因此，选项(C)Tuesday afternoon(周二下午)为正确答案。