| Form | Example | |
|---|---|---|
| Defining | no commas · tells us which one | The film [that] I watched was great. |
| Non-defining | commas · adds extra info · no "that" | The woman [who] I met was friendly. |
| Omit pronoun | only when pronoun = object of clause | The man who called me. |
| whose/where/when | possession · place · time | The dog that bit him. |
Join the two sentences using an appropriate relative pronoun.