Ⅳ. Read and write.
读海报,在横线上写出适当的内容,将 Eric 的邀请函补充完整。

Hello Sandy,
We have our ① holidays. Let's go to the ② at Zhongshan Park. I buy two tickets for ③ yuan. It starts at ④ in the evening on 10th August. Let's ⑤ at 6 pm at the gate of the park.
This music festival will be great. Come with me!
Eric

①summer ②rock music festival ③20 ④7 pm ⑤meet

根据海报及对话中的信息，提取对应内容填入邀请函的空缺处。