A concise summary of key concepts in English language sounds,
structure, and usage.
1. Sound Patterns in English
Phonetics
The study of the physical properties of speech sounds.
Phonology
The study of how sounds are organized and used in a language.
Vowel Sounds
Speech sounds produced with an open vocal tract. Classified by
tongue height (high/low), tongue backness (front/back), and lip
rounding.
Consonant Sounds
Speech sounds produced with some closure or obstruction in the
vocal tract. Classified by place of articulation (e.g., bilabial,
alveolar) and manner of articulation (e.g., plosive, fricative).
2. The Sentence in English
Sentence
A complete unit of thought, typically containing at least a
subject and a verb.
Structural Types of SentencesSimple: One independent clause. Compound: Two or more independent clauses. Complex: One independent clause and at least one
dependent clause.
Functional Types of SentencesDeclarative: Makes a statement. Interrogative: Asks a question. Imperative: Gives a command. Exclamatory: Expresses strong emotion.
3 & 4. Grammar and Word Classes
Grammar
The set of structural rules governing the composition of clauses,
phrases, and words in a language.
Word Classes (Parts of Speech)
Categories of words based on their function in a sentence.
Open Classes (new words can be added)
Nouns
Verbs
Adjectives
Adverbs
Closed Classes (membership is fixed)
Pronouns
Prepositions
Conjunctions
Determiners
5. Logical and Critical Thinking
Logic
The study of correct reasoning and the principles of valid
inference.
Inference
The process of deriving logical conclusions from premises known or
assumed to be true. It's how we determine truth without direct
observation.
Proposition
A statement that can be either true or false. Logic analyzes the
relationships between propositions.
6. Ethical Considerations & Copyright
Ethics in Writing
The moral principles that guide the responsible creation and use
of written information.
Plagiarism
Presenting someone else's work or ideas as your own without giving
proper credit. It is a serious academic and ethical offense.
Copyright
A legal right that grants the creator of an original work
exclusive rights for its use and distribution.