[单项选择]Advertising's primary objective is to presell a product, that is, to convince consumers to purchase an item before they are actually see and inspect it.

[单项选择]The author's primary purpose in writing this passage is to ______.


A. inform potential patients of their heath-care rights
B. criticize for exercising too much control over patients
C. urge hospitals to reclaim their decision-making authority
D. analyze some important economic factors in health-care

[单项选择]The author's primary purpose in this passage is to______.


A. describe different types of medicine
B. argue for the importance of medicine in health care
C. show the crucial role religion plays in medical treatment
D. compare the educational background of three different types of patients

[单项选择]Although a newspaper's primary function is to inform,special features are usually included for entertainment.


A. jointly
B. cautiously
C. commonly
D. intentionally

[单项选择]The author's primary purpose in the passage is to ______.

[单项选择]The author’s primary objective in the passage is to ______.

[单项选择]The author's primary purpose is to _______.


A. study ancient concepts of citizenship
B. contrast different notions of citizenship
C. criticize modern libertarian democracy
D. describe the importance of universal suffrage

[单项选择]What is the author's opinion of the San Antonio project


A. It is clearly the best of the projects discussed.
B. It is a good project that could be copied in other cities.
C. The extensive use of bulldozers made the project unnecessarily costly.
D. The work done on the river was more important than the work done on the buildings.

[单选题]The primary cause of all changes in the Earth’s weather is _______ .
A.variation of solar energy received by the Earth’s regions
B.changes in air pressure over the Earth’s surface
C.changes in air moisture content
D.movement of the air masses

[单项选择]

Usually the primary purpose of textbook writing is to inform. In textbooks, authors wellinformed in a particular subject or discipline identify the terms, facts, and opinions considered essential to an understanding of the field. While authors’ personal interests play a role in what terms or facts are selected and how they are interpreted, the writing bears a primary or central goal which is not to persuade you to see things from the same perspective. In fact, textbook authors frequently give equal time to opposing points of view so that readers can draw their own conclusion.
However, as you turn from your textbooks to the pages of newspapers and magazines, you may encounter writers with other primary goals. Some write to entertain; others write simply to air a personal preference. However, a good portion of the writers you encounter, particularly on the editorial (社论) pages, write in the hope that you will share or at least seriously consider adopting their
A. illustrate the techniques of drawing conclusions
B. demonstrate the skills in making conclusions
C. offer the reasons for building up arguments
D. show the particular ways to support one's arguments

[单项选择]The primary dissimilarity between the youth market in Europe and that in the U.S. is that______.


A. the volume of sales in Europe is more enormous than that in America
B. there are more abundant sorts of goods in Europe than in America
C. the prominent consumers in the youth market in Europe are the working youth
D. the young customers in Europe have comparatively larger purchasing power

[单项选择]What three primary colors do we see


A. Red, white, and blue.
B. Red, green, and yellow.
C. Red, green, violet.
D. Red, green, blu

[单项选择]Safety is always my primary concern.
A. secondary
B. least
C. last
D. chief

[单项选择]当采用走纸速度为50mm／s时，正常人PR间期一般应至少大于（）
A. 2个小格
B. 3个小格
C. 4个小格
D. 5个小格
E. 6个小格

[单项选择]In the passage, the primary concern for the technological breakthroughs is ______.


A. the moral aspect
B. the technical side
C. the end and the means
D. the philosophy

[单项选择]The primary purpose of the passage is to


A. explain and resolve a controversy among meteorologists
B. present and describe a recently discovered phenomenon
C. suggest and prove a theory on the cause of a phenomenon
D. describe and confirm research findings under question
E. (E) discuss and evaluate the soundness of certain experimental observations

[单项选择]The primary objective of Basic Econometrics is to provide an elementary but an comprehensive introduction to the art and science of econometrics.
A. brief
B. precise
C. simplified
D. extensive