2.  The mood of a verb refers to the manner in which the verb is expressed.

3.  Most verbs are indicative.  They are used to express statements of fact or opinion. Ex: This book is three hundred pages long.

4.  Used to give orders or make a request. Ex: Sit in your seat.

5.  Asks questions Ex: Did you hear a noise?

6.  Expresses a condition or a hypothetical situation.  The conditional is marked by the words might, could, and would. Ex: If I study hard, I will do well on the test.

7.  Express wishes, doubt, or contradictions. Ex: I wish I were taller.

8.  Occurs when more than one mood is used in the same sentence.  Unnecessary shifts should be avoided. Ex: Raise your hand, and then can you ask your question? ◦ Raise is imperative, while can you ask is interrogative.