A quotation from the subject
I could be wrong...
Hopefully, this helps you!!
In chapter 7 Ender begins to feel homesick because he is worried about having friends that are girls will ruin his street cred. He also misses his parents and friends.
No no, I'm not joking that is the result I got from googling it and from reading it myself a year back.
Answer:
There is a party at the club house. There are hundreds of people at the park.
Explanation:
When the noun is singular like in the first sentence (a party) you have to use "is". When the noun is in plural like in the second sentence (hundreds of people) you have to use "are".