全国职称英语考试综合类C级课堂补全短文第1讲_第4页

optimum adj最好的，最佳的；最有利的
 
A．The same confidence exists between agencies and carriers（运输公司）, including car-rental（汽车租赁） and sightseeing services. （如果有A，前文应该出现描述“。。和。。之间是如何信任”的句子）
B．They offer familiarization （熟悉, 精通）and workshop tours（精通情况和研讨问题的旅游） so that in a short time agents can obtain first-hand knowledge of the tours.
C． Travel operators（经纪人）, specialists in the field of planning, sponsor extensive research programs. （如果有C，后文中可能会接着讨论有关Travel operators的内容）
D．As a result of teamwork, tourism is flouring/ flourishing in all countries.（如果有D， 前文中应该具体谈到“团队合作”）
E． Agencies rely upon the good services of hotels, and, conversely, hotels rely upon agencies, to fulfill their contracts and to send them clients.（A中间已经出现过了agencies）
F． In this way agents learn to explain destinations and to suggest different modes and combinations of travel -- planes, ships, trains, motorcoaches（汽车）, car-rentals（租用）, and even car purchases. （如果有F，则前文中应该出现描述“。。的方式”的句子）

 __1__. They have knowledge of all areas and all carrier services, and they are experts （与C中的specialists呼应）in organizing different types of tours and in preparing effective advertising campaigns.
C．分析：空格后句中的They have knowledge of 和they are experts 暗示“They”在前文中应该指代人，而且是专家，因此确认C为答案（而B中的They在前文中没有明确的指代对象）。
考点：考察代词的指代内容和句子之间语意的平行承接

 
A．The same confidence exists between agencies and carriers（运输公司）, including car-rental（汽车租赁） and sightseeing services. （如果有A，前文应该出现描述“。。和。。之间是如何信任”的句子）
B．They offer familiarization and workshop tours（精通情况和研讨问题的旅游） so that in a short time agents can obtain first-hand knowledge of the tours.
D．As a result of teamwork, tourism is flouring/ flourishing in all countries.（如果有D， 前文中应该具体谈到“团队合作”）