Complex Sentences
What Is It?
Complex Sentences refers to sentences with one independent clause and at least one dependent clause.
B1-B2 reference topic in Sentence Structure.
Why Use It?
- Show cause, contrast, time, condition, or detail.
- Make writing more precise.
- Control comma use with dependent clauses.
Formation and Patterns
| Use | Pattern | Example |
|---|---|---|
| Initial dependent clause | DC, IC | Because I practised, I improved. |
| Final dependent clause | IC + DC | I improved because I practised. |
| Relative clause | N + who/which/that + clause | The book that you recommended is useful. |
Common Mistakes
- Using a dependent clause as a complete sentence by mistake.
- Adding a comma before every because-clause.
- Losing the main subject or verb in long sentences.
Exceptions & Nuances
- Complex sentences can contain several dependent clauses, but clarity matters more than length.