Identify the mood indicative, imperative, and subjunctive :

1. Karl suggested that we consider his new proposal carefully.
1a) Subjunctive
2. Don’t watch that movie.
2a) Indicative mood
3. Sasha didn’t like that book.
3a) Indicative mood
4. I wish that we were available to play hockey tonight.
4a) Subjunctive mood
5. Why were you so late?
5a) Indicative mood
6. Please open the door.
6A) Imperative mood
7. He demanded our attention.
7a) Imperative mood
8. It’s essential that we respond at once.
8A)Imperative mood
9. Send in those files immediately. 9a) Imperative mood
10. Iris asked us to show up early. 10a) Subjunctive
please and thank you!

1. Karl suggested that we consider his new proposal carefully.
1a) Subjunctive correct

2. Don't watch that movie.
2a) Indicative mood incorrect; it's giving a (negative) command -- which mood is that?

3. Sasha didn't like that book.
3a) Indicative mood correct

4. I wish that we were available to play hockey tonight.
4a) Subjunctive mood correct

5. Why were you so late?
5a) Indicative mood correct

6. Please open the door.
6A) Imperative mood correct

7. He demanded our attention.
7a) Imperative mood incorrect; is this a command?

8. It's essential that we respond at once.
8A)Imperative mood incorrect

9. Send in those files immediately.
9a) Imperative mood correct

10. Iris asked us to show up early.
10a) Subjunctive incorrect

Indicative -- making statements; asking questions
Imperative -- giving commands
Subjunctive -- various
http://grammar.ccc.commnet.edu/grammar/verbs.htm#mood

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1. Karl suggested that we consider his new proposal carefully.

1a) Subjunctive - This is subjunctive mood because it is expressing a hypothetical or unreal condition. The verb "consider" is in the base form (consider) rather than the indicative form (considers).

2. Don't watch that movie.
2a) Imperative - This is imperative mood because it is giving a command or making a strong request. The verb "watch" is in the base form with "do not" (don't) before it.

3. Sasha didn't like that book.
3a) Indicative - This is indicative mood because it is making a statement of fact or expressing a reality. The verb "didn't like" is in the past tense.

4. I wish that we were available to play hockey tonight.
4a) Subjunctive - This is subjunctive mood because it is expressing a hypothetical or unreal condition. The verb "were" is in the subjunctive form of "to be" instead of the indicative "was".

5. Why were you so late?
5a) Indicative - This is indicative mood because it is asking a question and seeking information. The verb "were" is in the past tense.

6. Please open the door.
6a) Imperative - This is imperative mood because it is giving a polite request or command. The verb "open" is in the base form.

7. He demanded our attention.
7a) Indicative - This is indicative mood because it is making a statement of fact or expressing reality. The verb "demanded" is in the past tense.

8. It's essential that we respond at once.
8a) Subjunctive - This is subjunctive mood because it is expressing a hypothetical or unreal condition. The verb "respond" is in the base form because it follows the phrase "It's essential that".

9. Send in those files immediately.
9a) Imperative - This is imperative mood because it is giving a direct command. The verb "send" is in the base form.

10. Iris asked us to show up early.
10a) Indicative - This is indicative mood because it is reporting a past event or making a statement. The verb "asked" is in the past tense.