| Term | Definition |
| Sentence | a group of words that expresses a complete thought |
| Complete subject | includes all the words that tell whom or what the sentence is about |
| Complete predicate | includes the verb and all the words that complete the verb's meaning |
| Simple subject | the main word or words in the complete subject |
| Simple predicate | is the main word or words in the complete predicate |
| Verb phrases | is made up of a main verb and one or more helping verbs |
| Helping verbs | work with the main verb to express action or show time |
| Declarative | Makes a statement |
| Interrogative | Asks a question |
| Imperative | tells or asks someone to do something |
| Exclamatory | Shows strong feeling |
| Direct Object | a word or group of words that names the receiver of the action of an action verb |
| Indirect Object | a word or group of words that tells to whom or what an action is performed |
| Fragment | a part of a sentence that is written as if it were a complete sentence |
| Run-on | two or more sentences written as though they were a single sentence |