您好，对话1：
Tom: Hi, Lily! Hi, Jack!
Lily: Hi, Tom!
Jack: Hi, Tom!
Tom: What are you doing?
Lily: We're playing hide and seek.
Jack: Do you want to join us?
Tom: Sure, I love hide and seek.
Lily: Okay, you count first. We'll hide.
Jack: Yeah, close your eyes and count to ten.
Tom: Okay, I'm counting. One, two, three, four, five, six, seven, eight, nine, ten. Ready or not, here I come!
对话2：
Amy: Hi, Tom! Hi, Lily!
Tom: Hi, Amy! What's up?
Lily: Hi, Amy! How are you?
Amy: I'm good, thanks. How about you guys?
Tom: We're good too. What did you do over the weekend?
Lily: Yeah, did you do anything fun?
Amy: Yes, I went to the park with my family. We had a picnic and played games.
Tom: That sounds like fun. I went to the movies with my friends.
Lily: I stayed home and read a book.
Amy: That's cool. What book did you read?
Lily: I read "The Cat in the Hat" by Dr. Seuss. It's one of my favorites.
对话3：
Jack: Hi, Lily! Hi, Tom!
Lily: Hi, Jack! How was your weekend?
Tom: Yeah, did you do anything fun?
Jack: It was great! I went to the beach with my family. We swam in the ocean and built sandcastles.
Lily: Wow, that sounds like so much fun.
Tom: I wish I could have gone to the beach too.
Jack: You should come with us next time!
Lily: Yeah, that would be awesome.
Tom: Thanks, guys. I would love that.
A:nice to see you
B:nice to see you too
A:this is my brother,Tom
Tom:nice to meet you
B:nice to see you
