What do noun clauses start with? Relative pronouns. Indefinite relative pronouns. Subordinating conjunctions. The subject is the person or thing that does the main action in a sentence. The subject
Defining Nouns and Clauses To understand what a noun clause is, let's begin with its individual parts. A noun is a word that refers to an object or thing. For example, table is a noun. A clause is a grammatical unit containing a subject and a predicate and forming part of a sentence or a whole, simple sentence.
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