In today's new expressions, we'll use nǐ, a word we learned on the first day. Do you remember what nǐ means? Feel free to check your notes if you are not sure.

• First, please watch the video.
• And also, please concentrate on comprehending the explanations.
• Pay close attention to how the words are pronounced.

Now please watch the video again. And this time, take notes on Day 4.