In such cases, the relative clause has no introducer as in the sentences below. The photographer I borrowed a scanner from asked me to return it. There are many things you can do with a digital camera ...
Think of non‐ essential relative clauses as adjectives describing the noun; you can remove adjectives without changing the meaning of the sentence. A relative clause can be introduced by either a ...
dependent clauses do not, and left on their own, dependent clauses create fragments. An independent clause is basically a complete sentence; it can stand on its own. It consists of a subject (e.g.
We have not covered headless relative clauses yet--they are adjoined to empty NPs. A sentence may contain two relative operators providing they both do not occur in the same clause and no movement ...