II. Compound Sentences

The following conjunctions may be used to join coördinate clauses: and (both ... and), or (either ... or), nor (neither ... nor), but, for.

III. Complex Sentences

Examples will be found in [§§ 48–50].

Clauses as Parts of Speech

47. Subordinate clauses, like phrases, are used as parts of speech. They serve as substitutes for nouns, for adjectives, or for adverbs.

1. A subordinate clause that is used as a noun is called a noun (or substantive) clause.

2. A subordinate clause that modifies a substantive is called an adjective clause.

3. A subordinate clause that serves as an adverbial modifier is called an adverbial clause.