anthropogenic impacts and synthetic surfactants as pollutants of aquatic ecosystems

Biological effects of surfactants - Chapter 1 pptx

Ngày tải lên : 11/08/2014, 17:21

... 1990) Synthetic surfactants can also play a significant role as pollutants of land ecosystems Thus, synthetic surfactants and products of their degradation can pollute soils as a result of watering ... discharge of synthetic surfactants into the water bodies of Russia and the former Soviet Union is significant; in some cases, it exceeds the input of pollutants of other classes Thus, the input of synthetic ... 23.13 Decrease 2777 2649 2542 1305 Increase (215% as compared with 1992) Decrease Decrease Decrease Decrease Synthetic surfactants were used in the elimination of the consequences of the accident...

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Preface, freface to the first edition

Ngày tải lên : 30/09/2013, 06:20

... as soon as possible, separate chapters on each major feature, and a reference manual Most of the treatment is based on reading, writing and revising examples, rather than on mere statements of ... will help In our experience, C has proven to be a pleasant, expressive and versatile language for a wide variety of programs It is easy to learn, and it wears well as on's experience with it grows ... of expression, modern flow control and data structures, and a rich set of operators C is not a ``very high level'' language, nor a ``big'' one, and is not specialized to any particular area of...

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Farewell to the Print Edition of Small Business News doc

Ngày tải lên : 29/03/2014, 18:20

... Schools’ Board of Trustees Richard Coons was born in Oklahoma, raised in Nebraska and California and was a graduate of California State University at Long Beach He was a past president of Historic ... the world Mostrecently the tale has been touring as a play across Africa with Adedayo Thomas and a cast of 30, courtesy of Students for Liberty and the Atlas Foundation for Economic Research ... through education and media of all types Mahalo to Sam for starting the ball rolling and to Malia Zimmerman, Founder of Hawaii Reporter, and Dick Rowland, President of The Grassroot Institute...

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Báo cáo khoa học: " The Methodology off Sememic Analysis with Special Application to the English Preposition" ppt

Ngày tải lên : 30/03/2014, 17:20

... beautiful: FROM and FROM In a pickle: IN and IN Throw the ball in the arena: IN and IN Shooting of the hunter: OF 18 and OF 19 The thinking of the student: OF 18 and OF Fleas live on dogs: ON and ON The ... Africa is south of Europe south of the Sahara north of Mobile -west of Alaska east of the Mississippi OF 17: OF 18: ON 2: of * by an aardvark may stand up on its hind legs gorillas walk on ... i.e., A of B is transformed to B A OF 4: of * in heroes of Homer’s Iliad merchants of Ancient Egypt people of Afghanistan natives of Africa mountains of Switzerland trees of California OF 5: of *...

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Preface to the Fourth Edition

Ngày tải lên : 29/04/2016, 13:52

... book has served two generations of designers and mold makers as a reference work and problem solver This is also the intent of this new edition of Gastrow It was not supposed to be a text book ... edition of Gastrow is now here Since the appearance of the first (German) edition of this interpretative collection of tested and proven mold designs more than twenty-five years ago, this book has ... special know-how, and they demonstrate the high technical standards moldmaking has reached today The editors wish to thank all authors for their contributions to this new “Gastrow” and especially...

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A study on the techniques for the improvement to the teaching of oral skills in light of communicative english language teaching for junior high school teachers in quang ngai province part 1

Ngày tải lên : 07/11/2012, 14:41

... Method was a largely American invention in the 1960s It was based on the idea of Behaviorism, which considered language as simply as a form of behavior, to be learned through the formation of correct ... teaching because of large classes and poor school equipment As a result, teachers take the key role in classroom activities and students remain passive learners 2.5 Materials and Assessments The TIENG ... consists of textbooks for grades: 6, 7, and Each textbook has 16 units with the exception of TIENG ANH of 10 units Each unit is based around a theme and contains lessons with the length of periods:...

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A study on the techniques for the improvement to the teaching of oral skills in light of communicative english language teaching for junior high school teachers in quang ngai province part 2

Ngày tải lên : 07/11/2012, 14:41

... UNIVERSITY, HANOI COLLEGE OF FOREIGN LANGUAGES POST GRADUATE STUDIES DEPARTMENT TRẦN QUỐC VIỆT A STUDY ON THE TECHNIQUES FOR THE IMPROVEMENT TO THE TEACHING OF ORAL SKILLS IN LIGHT OF COMMUNICATIVE ENGLISH...

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A study on the techniques for the improvement to the teaching of oral skills in light of communicative english language teaching for junior high school teachers in quang ngai province part 3

Ngày tải lên : 07/11/2012, 14:41

... Tiến and the staff members of Postgraduate Department, College of Foreign Languages, VNU-Hanoi for their enthusiastic support I am sincerely grateful to Mr Đinh Tấn Bảo and my colleagues of Foreign ... accomplishment of this study, I wish to show my sincere thanks to my supervisor Mr Nguyễn Bàng, who has given me kind guidance and correction I would like to acknowledge my debt to Assoc Prof Dr Lê ... Training College for their attention and encouragement I am appreciative of all those who have kindly advised and helped me during the period of my study at College of Foreign Languages, VNU-Hanoi...

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An investigation into the reality of teaching and learning speaking skills to the 2nd year non-major english students at pre-intermediate level of proficiency at hanoi university of industry

Ngày tải lên : 07/11/2012, 14:50

... Pre-Intermediate level of Proficiency at Hanoi University of Industry” is submitted in partial fulfillment of the requirements for the degree of Master of Arts is the result of my own work, except ... LIST OF TABLES AND CHARTS Tables: Table 1: Teachers’ and students’ attitudes towards speaking skill and the role of teaching and learning speaking skills 20 Table 2: Students’ purposes of learning ... TABLE OF CONTENTS CANDIDATE’S STATEMENT i ACKNOWLEGDEMENTS ii ABSTRACT iii LIST OF ABREVIATIONS iv LIST OF FIGURES AND TABLES v TABLE OF CONTENTS vi PART ONE: INTRODUCTION I Rationale of the...

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An action research on the use of continuous feedback to improve the first year students' pronunciation at the english department, college of foreign languages, vietnam national university, hanoi part 1

Ngày tải lên : 07/11/2012, 14:58

... is a waste of time and money To what extend you agree with this statement? Discuss the advantages and disadvantages of tourism Using nicknames to chat on the Internet has some advantages and disadvantages ... places of interest? Shopping is a waste of time and money To what extend you agree with this statement? V Appendix 3: READING PASSAGES PASSAGE 1: JOB SATISFACTION Over the years, the development of ... forests on public lands in the United States It supervises almost seventy-eight million hectares of forests, grasslands, rivers and lakes It is an agency of the Department of Agriculture The...

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An action research on the use of continuous feedback to improve the first year students' pronunciation at the english department, college of foreign languages, vietnam national university, hanoi part 2

Ngày tải lên : 07/11/2012, 14:58

... /ð/ and /θ/ Sounds /∫/ and /t∫/ Mock speaking test Sounds /dʒ/ and /ʒ/ Revision Sounds /s/ and /z/ Sounds /d/ and /t/ Sounds /b/ and /p/ Sounds /f/ and /v/ Revision Sounds /g/ and /k/ Passage Passage ... (accounting for 180 minutes) was devoted to the teaching of speaking skills and pronunciation The pronunciation period was often the last period, which lasted for 45 minutes As the tasks 36 designed for ... or nucleus of a syllable, whereas consonants form the onset and coda Vowels can be defined as “sounds in the production of which there is no obstruction to the flow of air as it passes the larynx...

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Certain issues from the perspective of applying the Communicative Language Teaching to the teaching of oral English in HaUI

Ngày tải lên : 06/04/2013, 08:43

... tasks (much emphasis on teaching grammar and syntax); absence of visible social 19 use of the language outside classroom as reasons that inhibit the adoption of CLT Most importantly, as emphasized ... two parts of the questionnaire is, on the one hand, a clear understanding and widespread endorsement of CLT and its effectiveness (part 1) and on the other hand, a universal recognition of problems ... students to as much interactive work as possible Enhancing the skills of class management and class organization Using chorus reaction Collecting learner’s diaries for the ease of feedback and reorientation...

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Comparing the cultural and linguistic analysis of the English word “meal” and words relating to it in contrast with Vietnamese equivalents.

Ngày tải lên : 15/04/2013, 15:11

... a full breakfast according to traditional breakfast as well as conditional breakfast They often have cereal or porridge, egg and bacon followed by toast and marmalade and coffee and tea or they ... meal and easy to prepare: a bread roll or croissant with cheese or ham and a cup of coffee And the most common drinks at this time of day are orange juice or a cup of breakfast tea or coffee ... People often drink a glass of mild and a sandwich 3.1.6 Parts of meal Basically, English meals and meal time are quite clear Even name of courses are also: starter, main course/ meat course and...

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Sustaining an Interest in Learning English and Increasing the Motivation to Learn English

Ngày tải lên : 06/09/2013, 10:10

... emphasis of this enrichment program is more on the process of learning rather than the performance of learning It is hoped that a series of language activities, in-class as well as out -of class, ... in-class and out -of class language activities • communicative (game type) integrative (short/small activities form larger activities) • pleasant, safe and non-threatening • enthusiastic • group-based ... actively and consciously participates in the language learning process) • • Environmental support (i.e., extent of teacher and peer support, and the integration of cultural and outside -of- class support...

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a study on the problems in teaching english speaking skills to the minority students at sonla ethnic boarding high school and so

Ngày tải lên : 07/09/2013, 13:06

... issues and aspects concerning to the topic of the study It has discussed the concepts and ideas relating to CLT Such issues include definitions of CLT, characteristics of CLT as well as teachers and ... teacher; first, as an organizer of resources and as a resource himself, second as a guide within the classroom procedures and activitiesA third role for the teacher is that of researcher and learner, ... classrooms Breen and Candlin (1980) state that: The role of learner as negotiator- between the self, the learning process, and the object of learning- emerges from and interacts with the role of...

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A study on the reality of teaching speaking skill to non english majors at thai nguyen university college of technologyrelevan

Ngày tải lên : 07/09/2013, 13:06

... characteristic of the human species and knowledge of language in general, as well as ability to use one’s first and, at least one other language, should be one of the defining characteristics of the ... and objective factors and some coping strategies and classroom techniques and activities in reducing those difficulties suggested by the participants of the study The last part, Suggestions and ... conclusion of the study, which presents the overview of the study and some suggestions for the teachers of English comprising some coping strategies and classroom techniques and activities in decreasing...

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A STUDY ON THE TECHNIQUES FOR THE IMPROVEMENT TO THE TEACHING OF ORAL SKILLS IN LIGHT OF COMMUNICATIVE ENGLISH LANGUAGE TEACHING

Ngày tải lên : 07/09/2013, 13:06

... Method was a largely American invention in the 1960s It was based on the idea of Behaviorism, which considered language as simply as a form of behavior, to be learned through the formation of correct ... teaching because of large classes and poor school equipment As a result, teachers take the key role in classroom activities and students remain passive learners 2.5 Materials and Assessments The TIENG ... consists of textbooks for grades: 6, 7, and Each textbook has 16 units with the exception of TIENG ANH of 10 units Each unit is based around a theme and contains lessons with the length of periods:...

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An investigation into students’ conversational needs and some suggestions for a speaking syllabus to the 2nd year english bachel

Ngày tải lên : 07/09/2013, 13:19

... approaches based on structural syllabus “meaning has been taught, of course, but it has been primarily the meaning of words and sentences as isolates, and not their meaning within stretches of discourse” ... testing-assessment includes continuous assessment during the course of study, a final oral test, assessment on attendance and class participation It can be specified as follows: a Three times of assessment ... groups of students Of course, they may share some characteristics For example, a large proportion of them come from rural and remote areas of Nghe An province so their level of English proficiency...

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BONUS MATERIAL ADDED TO THE REVISED AND EXPANDED 2006 EDITION

Ngày tải lên : 17/10/2013, 18:20

... a case in which social incentives—the hard glare of a passer-by and the offender’s feelings of guilt—are at least as powerful as ﬁnancial and legal incentives If social forces get us most of ... amazing true story was based on those interviews, The Klan Unmasked and a small mountain of history books and newspaper articles But is Kennedy’s story as true as it is amazing? That was the disturbing ... price theory: because of the possibility of disease or pregnancy, intercourse is expensive and it has come to be seen by some teenagers as an unwanted and costly pledge of commitment In this...

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A STUDY ON ENGLISH WORDS FORMED BY CONVERSION RELATING TO THE NAMES OF ANIMALS

Ngày tải lên : 11/12/2013, 23:51

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