English Word Formation Techniques & Exam Preparation Strategies | 英语词汇变形技巧与备考练习策略

📚 English Word Formation Techniques & Exam Preparation Strategies | 英语词汇变形技巧与备考练习策略

Word formation is the process of creating new words from existing ones through affixation, conversion, compounding, and other methods. For students preparing for English examinations, mastering word formation techniques is not only a vocabulary-building strategy but also a key skill for tasks such as word transformation, sentence completion, and reading comprehension. Understanding how words are built helps you decode unfamiliar terms, expand your lexical range, and improve your accuracy in writing and speaking.

词汇变形是通过词缀、转类、合成等方式从已有词汇创造新词的过程。对于备考英语考试的学生而言，掌握词汇变形技巧不仅是扩大词汇量的策略，更是完成词形转换、完形填空和阅读理解等题型的核心能力。理解单词的构造方式能帮助你解读生词、拓展词汇范围，并提升写作与口语的准确性。

1. Prefixes and Suffixes | 前缀与后缀

Prefixes are morphemes added to the beginning of a base word to modify its meaning. Common prefixes include un- (opposition), re- (again), dis- (not/reverse), mis- (wrongly), pre- (before), post- (after), over- (excessive), and under- (insufficient). For example, the word ‘visible’ becomes ‘invisible’ with the prefix ‘in-‘, and ‘agree’ becomes ‘disagree’ with ‘dis-‘. Learning prefixes enables you to anticipate meaning even when you encounter an unfamiliar word.

前缀是添加在词根前以改变词义的语素。常见前缀包括 un-（相反）、re-（再次）、dis-（否定/反向）、mis-（错误地）、pre-（在前）、post-（在后）、over-（过度）以及 under-（不足）。例如，’visible’ 加上前缀 ‘in-‘ 变为 ‘invisible’，’agree’ 加上 ‘dis-‘ 变为 ‘disagree’。掌握前缀能帮助你在遇到生词时快速推测其含义。

Suffixes are morphemes added to the end of a word, often changing its grammatical class. Noun-forming suffixes include -ment (enjoyment), -tion/-sion (education, decision), -ness (happiness), -ity (ability), and -ance (importance). Adjective-forming suffixes include -ful (helpful), -less (careless), -ous (dangerous), -ive (creative), and -able (acceptable). Verb-forming suffixes include -ify (simplify), -ise/-ize (organise/organize), and -en (widen). Adverb-forming suffixes include -ly (quickly). Recognising these patterns allows you to choose the correct word form in gap-fill tasks.

后缀是添加在词尾的语素，通常改变单词的语法类别。构成名词的后缀有 -ment（enjoyment）、-tion/-sion（education, decision）、-ness（happiness）、-ity（ability）和 -ance（importance）。构成形容词的后缀有 -ful（helpful）、-less（careless）、-ous（dangerous）、-ive（creative）和 -able（acceptable）。构成动词的后缀有 -ify（simplify）、-ise/-ize（organise/organize）和 -en（widen）。构成副词的后缀有 -ly（quickly）。识别这些词缀模式能帮助你在填空任务中选择正确的词形。

base word + prefix → new meaning / base word + suffix → new word class

2. Root Words | 词根

Root words are the core elements of a word, usually derived from Latin or Greek. A single root can generate many related words. For instance, the Latin root ‘dict’ means ‘say’ or ‘speak’, giving us ‘dictate’, ‘predict’, ‘contradict’, and ‘dictionary’. The Greek root ‘graph’ means ‘write’, producing ‘autograph’, ‘photograph’, and ‘biography’. Familiarity with roots helps you deduce meaning without consulting a dictionary.

词根是单词的核心部分，通常来源于拉丁语或希腊语。一个词根可以衍生出许多相关词汇。例如，拉丁词根 ‘dict’ 意为「说」，衍生出 ‘dictate’、’predict’、’contradict’ 和 ‘dictionary’。希腊词根 ‘graph’ 意为「写」，产生了 ‘autograph’、’photograph’ 和 ‘biography’。熟悉词根有助于你在不查字典的情况下推断词义。

The table below lists high-frequency roots and their meanings along with examples, which you can memorise as building blocks for academic vocabulary.

下表列出高频词根及其含义和例词，你可以像积累积木一样记住它们，为学术词汇打下基础。

3. Conversion | 词性转换

Conversion, also called zero derivation, occurs when a word changes its word class without any change in spelling or pronunciation. For example, the noun ’email’ can become the verb ‘to email’, and the verb ‘to run’ can become the noun ‘a run’. This process is especially common in English because of its flexible grammar. You can often use a noun as a verb in everyday language: ‘bottle the fruit’, ‘shelter the homeless’, ‘forward the message’.

转类，又称「零派生」，指单词在拼写或发音不变的情况下直接改变词性。例如，名词 ’email’ 可转化为动词「发电子邮件」，动词 ‘run’ 可转化为名词「一次跑步」。由于英语语法的高度灵活性，这一现象在英语中尤为常见。日常生活中我们可以把名词当动词使用：’bottle the fruit’（装瓶）、’shelter the homeless’（收容无家可归者）、’forward the message’（转发消息）。

In exam tasks, conversion requires you to recognise the grammatical context of the sentence. If a sentence needs a verb but provides a noun, you must convert it by adding necessary verb markers such as ‘to’ or tense endings. Pay attention to subject-verb agreement and article usage, because converting a verb to a noun may require an article before it, as in ‘make a run for it’.

在考试任务中，转类题要求你识别句子的语法语境。如果句子需要动词但给出的是名词，你需要通过添加 ‘to’ 或时态词尾等动词标记来完成转换。注意主谓一致和冠词的使用，因为动词转化为名词时可能需要冠词，例如 ‘make a run for it’。

4. Compounding | 合成词

Compounding involves combining two or more free morphemes to create a new word. Compound words are written in three ways: closed form (bookcase), hyphenated form (well-known), and open form (ice cream). Although spelling differs, the meaning of a compound is usually predictable from its parts: ‘blackboard’ is a board that is black, and ‘sunflower’ is a flower that follows the sun.

合成词由两个或多个自由语素组合而成，书写方式有三种：合并式（bookcase）、连字符式（well-known）和分开式（ice cream）。虽然拼写形式不同，但合成词的含义通常可从各部分推测出来：’blackboard’ 是黑色的板，’sunflower’ 是面向太阳的花。

When preparing for exams, build a list of common compounds in the academic vocabulary. Pay attention to whether a compound is written with a hyphen or not, because examiners sometimes test spelling accuracy in written tasks. For example, ‘co-operate’ is often written as ‘cooperate’ in American English, but ‘co-ordinate’ may retain a hyphen in British English.

备考时，应整理学术词汇中常见的合成词列表。注意合成词是否带连字符，因为考官有时会在写作任务中考查拼写准确性。例如，’co-operate’ 在美式英语中常写作 ‘cooperate’，而 ‘co-ordinate’ 在英式英语中可能保留连字符。

5. Word Families | 词族

A word family is a group of words that share the same root but belong to different grammatical categories. Consider the base word ‘create’: it forms the family ‘create’ (verb), ‘creator’ (noun for person), ‘creation’ (noun for process), ‘creative’ (adjective), and ‘creatively’ (adverb). Learning a word family allows you to expand your vocabulary systematically instead of memorising isolated words.

词族是一组共享同一词根但分属不同语法类别的词。以基础词 ‘create’ 为例：它构成词族 ‘create’（动词）、’creator’（施动者名词）、’creation’（过程/结果名词）、’creative’（形容词）和 ‘creatively’（副词）。学习词

Published by TutorHao | English Revision Series | aleveler.com

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