Section I Linguistic Features of Academic English Chapter 1 Lexical Features 1.1 Highly Technical Words 1.2 Semi-technical Words 1.3 Compound Words and Derivatives 1.3.1 Compound Words 1.3.2 Derivatives 1.4 Formality vs. Informality 1.4.1 Verbs 1.4.2 Nouns and Other Parts of Speech 1.5 Technical Abbreviations 1.5.1 Blends 1.5.2 Clippings 1.5.3 Acronyms 1.5.4 Shortened Words 1.6 Symbols and Formulas 1.6.1 Decimals, Fractions, and Percentages 1.6.2 Power and Root Chapter 2 Nominalization 2.1 Introduction to the Concept of Nominalization 2.1.1 Definition and Classification 2.1.2 Special Effects Achieved by Nominalization 2.2 Reasons for Preference of Nominalization in Scientific Writing 2.2.1 Staticness and Abstractness 2.2.2 Formality and Objectivity 2.2.3 Structural Conciseness and Informational Density 2.3 Nominalization and Evolution of Science English 2.4 Realization of Nominalization 2.4.1 Action Nouns in Place of Verbs 2.4.2 Agentive Nouns in Place of Verbs 2.4.3 Prepositional Structure in Place of Verbs or Clauses 2.4.4 Delexical Verbs （虛意動詞） in Place of Lexical/Content Verbs（實意動詞） 2.4.5 Nouns in Place of Adjectives 2.5 Different Degrees of Nominalization and New Tendency Chapter 3 Impersonal Subject 3.1 Introduction to Impersonal Subject 3.1.1 Definition of Impersonal Subject 3.1.2 Depersonalization （去人稱化） in Academic Writing 3.2 Impersonal Subject vs. Personal Subject 3.2.1 Different Effects Achieved by Impersonal Subject and Personal Subject 3.2.2 Different Thinking Modes and Expression Patterns Between English and Chinese 3.2.3 Training of Impersonal Subject Expression Pattern 3.3 Realization of Depersonalization in English 3.3.1 Depersonalization by Passive Voice 3.3.2 Inanimate Subject + Animate Predicate （無靈主題+有靈謂語） 3.3.3 Use of "it" as the Formal Subject （形式主語） …… Section Ⅱ Writing Different Sections of a Paper Appendix 1 高頻農科英語辭彙表 Appendix 2
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