Glossary of English Grammatical Terms - 3

Preposition
Prepositions indicate relationships between different parts of the sentence. Common prepositions are:

from, toward, in, about, over, above, under, at, below

Examples:
Clouds are over the earth and below the moon.
John went toward the mountain at 3:00 O'clock.

Pronoun
Pronouns are words used instead of a noun.

Demonstrative pronouns are this, that, and such.

Example:
That is pretty.

Pronouns like who and which are interrogative pronouns when they introduce questions.

Example:
Which is pretty?

Pronouns like who and which are called relative pronouns when they introduce clauses.

Example:
The flower, which is on the table, is pretty.

Indefinite pronouns are each, either, some, any, many, few, and all.

Example:
Some are pretty.