How to define Optative sentences and given examples and Important structures -

-  An optative sentence expresses a wish, hope, desire, or prayer.

-  It typically contains a verb in the subjective mood and often includes words like “may”, “wish”, “hope”, or “let”.

- It is often used to express hope or a wish for something to happen in the future. 

- Optative sentences are typically constructed using the word “may” or “might” followed by the verb in the base form.

-Sometimes optative sentences will start with May or Long and the end of the sentence will be a full stop.

Example: 1. May you live long. 2. May you be happy. 3. May God bless you. 4. Long live our king. 5. May you prosper in your life.

Here are some examples of Optative sentences:

1. I wish I could win the lottery.
2. May you always be happy and healthy?
3. I wish I could fly like a bird.
4. May you live long and prosper.
5. It is my sincere hope that world peace be achieved one day.
6. I wish I had a magic wand to fix the world’s problems.
7. I wish I could turn back time and correct my mistakes.
   
8. It is my sincere wish that everyone is treated with kindness and respect.
9. I wish I had the power to make all of your dreams come true.
10. May you have a wonderful day.
    
11. May you live long and prosper.
12. If only I had more money.
13. I hope you have a wonderful day.
14. May your dreams come true.
15. I wish I knew how to dance.
16. May peace be upon you.
17. I hope it doesn’t rain this weekend.
18. If only I had more time.
19. I wish I could speak another language.
20. May you always be successful in all your endeavors?
21. If only I could turn back time.
22. May you always be surrounded by love?
23. May your life be filled with joy and laughter.
    
24. May you be happy.
25. Long live our president for his good work.
    

More examples of other sentences: 

1. ​Examples of Assertive Sentences
2. Examples of Interrogative Sentences
   
3. Examples of Imperative Sentences
4. ​Examples of Exclamatory Sentences​