1. Asserting that something is true or valid.

2. Asking a question.

3. A reply denying something.

4. A _______ sentence is a sentence that states that something is false. In English, we create ________ sentences by adding the word ‘not’ after the auxiliary, or helping, verb.

5. In grammar, an ______ statement is any statement that affirms something to be true. In a more general context, an ________ statement is any statement that agrees with or supports a given proposition or idea.