综合学术英语教程4 Unit 1 答案

Unit 1

Task5(page8)

1.A student and professional may spend plenty of time reporting the resuits of their research projects when they present them to teachers,managers and clients.Actually,one would be faced with many difficulties in study and on the job without the necessary research skills as well as the ability to show the results with clarity and completeness.

2.In this part the basic rule one has to follow is to offer the entire set of data relevant to the research question raised at the beginning.If one tends to hide findings which,to some extent, cannot support his hypothesis,such dishonest behavior is not welcome in research reporting in any field.

3.Little importance is attached to a lively style;however,it is acceptable to write interestingly.Th

e essential qualities for professional communication should include accuracy,clarity,and complet eness

Task4 (p26~27)

2.Tourism has been affected negatively by the rise of expense in air travel to scenic spots like Ha waii.

3.Studies show that people with particular blood types are more likely to be infected by some dis eases.However,there is no sure correlation between blood types and people's characters.

4.The practice of identifying the sex of the unborn baby in the womb,and then terminating the baby girl if it is not wanted,is made possible in some traditional societies by ultrasound equipme nt due to its portability and low price.

5.In2011,Africa ranked No.2in the cellular phone market,next to Asia.This year saw the swift development of Africa’s cellular network in size and quality to satisfy the600million user's needs.

6.The shortage of fresh water is caused by population explosion,pollution,climate change,inade quate sewage disposal and rising sea levels.in the long run,crises,even wars,may arise as peopl e fight over the availability of fresh water supplies which are essential to them.

Task 5 (P27)

Question 2

In explaining how faculty and administrators should deal with academic dishonesty,Eastman,Iyer and Reisenwitz(2008)suggest that three aspects of academic dishonesty be taken into considera tion,including factors influencing academic dishonesty,differentiation between plagiarism and cheating,and student’s view that certain types of academic dishonesty are more unethical than others.

Question 3

Van Merrienboer(1997)points out the transition in the field of instructional design from"instruc tivist"approaches to"constructivist"approaches in the last ten years,with the former expressing t he idea that the knowledge is to represent the real world,and thus determines the meaning whic h is external to the understanders.

Question 4

Reigeluth(1999)explains the instructional design theory as at least consisting of two parts:meth ods for promoting human learning and development,and in what situations the methods can or c annot be employed.

Question 5

Heimlich(1992)makes it clear that interest in the environment,the source of both materials and refuge for the human spirit,is not a new field for it is important to the growth and development of mankind.Recently,the concern for protecting the environment shows peoplés demand for improving their life and supplementing resources.Heimlich further points out that t he difference between the decades prior to the1960s and now is much greater attention has bee n attached to the environment.

Question 6

Gredler(2001) holds that four important ingredients in teaching pigeons to play ping-pong and to bowl are associated with complex skills development in the classroom. They are bringing about response, encouraging delicate improvement, budgeting the time so that the reinforcements in responses can be increased and the reinforcers sticks to their behavior.