Listen to the whole passage
Listen to the whole passage once first, then practice sentence by sentence.
The first line is the other person opening the conversation; the "You" lines are suggestions for you to practice saying in this scenario (not a back-and-forth dialogue).
A friend at the library
你好，你想看什么书？
Hello, what book do you want to read?
You
你好，我想看中文书。
Hello, I'd like to read a Chinese book.
You
这本书在哪儿？
Where is this book?
You
我喜欢在这儿读书。
I like reading here.
You
我能坐这儿吗？
May I sit here?
You
这张桌子和椅子很好。
This desk and chair are nice.
You
请问，水在哪儿？
Excuse me, where is the water?
You
谢谢你，再见。
Thank you, goodbye.