1. Read the dialogue and answer the question below.

Xiǎo Hóng: Nǐ Wǔ Yī dào nǎlǐ qù wán la?
小红：你五一到哪里去玩啦？
Xiǎo Míng: Wǒ dào Běijīng qù wán le.
小明：我到北京去玩了。
Xiǎo Hóng: Běijīng zěnmeyàng?
小红：北京怎么样？
Xiǎo Míng: Hěn hǎowán, dànshì nàlǐ de rén kě zhēn duō ▁▁!
小明：很好玩，但是那里的人可真多 ▁▁！

Please choose the best answer to fill in the blank.

A. 吧 (Ba)
B. 啊 (A)
C. 哼 (Hèng)
D. 唉 (Ai)

Can't Decide Where You Want to Go? You Need This Word Pair to Explain It!