Who I can complete this?

Answer:
1. Should
2. Idea
3. Should
4. Rich
5. Why
6. Not
7. How
8. Not
9. Let's
Answer:
a) Should we organize something for Alana's birthday?
b)Yes, great idea. We will have a party
a) I'm not sure. A party's quite expensive. Why don't we go for a pizza?
b) I'd rather not. I don't really like pizza
a)OK, well, how about a film night at my house
b) Yes, why not? Let's do that
Explanation:
remember to capitalize after punctuation, beginning of sentences, and while naming someone or somewhere
hope this helps!