Punctuation is not decoration. It's traffic control.
| Mark | Job | Deadly Mistake | | :--- | :--- | :--- | | Period (.) | Full stop | Using it for a question or exclamation | | Comma (,) | Brief pause; list separator; before FANBOYS (for, and, nor, but, or, yet, so) | The comma splice: I like tea, she likes coffee. (Use a semicolon or period) | | Semicolon (;) | Connects two related independent clauses WITHOUT a conjunction | I love pizza; but it's unhealthy. (Remove "but" or change to comma) | | Colon (:) | Introduces a list, quote, or explanation | Putting a space before it (Never.) | | Apostrophe (') | Possession (John's car) OR contraction (don't) | Its vs. It's: Its = possession; It's = it is | | Quotation marks (" ") | Direct speech or irony | Putting punctuation outside in US English: "Hello", he said. (Wrong → "Hello," he said.) |
The Oxford Comma Debate: Use it to avoid lawsuits. "I dedicate this book to my parents, Ayn Rand and God." (Without Oxford comma, parents = Ayn Rand & God). "…my parents, Ayn Rand, and God." (Three separate entities). a complete course of english grammar
A sentence is a group of words that express a complete thought. English sentences typically follow a subject-verb-object (SVO) structure.
Part 2: Advanced Grammar Concepts
A rigid 1950s course might say "Never end a sentence with a preposition." A complete, modern course will tell you that Winston Churchill famously retorted, "That is the sort of thing up with which I will not put." It explains the rule (formal writing) and the exception (natural speech).
Simple (Factual / Habitual)
Continuous (Progressive) (In progress) 4. Present Continuous: I am working (now, around now) 5. Past Continuous: I was working (at a specific past time) 6. Future Continuous: I will be working (in progress at a future time)
Perfect (Completed relative to another time) 7. Present Perfect: I have worked. (past → present connection) 8. Past Perfect: I had worked. (completed before another past event) 9. Future Perfect: I will have worked. (completed before a future time) Punctuation is not decoration
Perfect Continuous (Duration up to another time) 10. Present Perfect Continuous: I have been working. (duration from past until now) 11. Past Perfect Continuous: I had been working. (duration before another past event) 12. Future Perfect Continuous: I will have been working. (duration up to a future time)