​1.Leonardo da Vinci的发音：

【liəu'nɑ:dəudə'vintʃi】

2.one of 的运用

①什么是什么之一：…is one of …

South Korea is one of my favorite countries.

The Vampire Diary is one of my favorite TV series.

Ed Shereen is one of my favorite singers.

②什么之一就是要做什么：one of …that …is to do 

I think one of the most important things that we need to do is to clam down.

3.同位语从句：对同一件事件的补充

He is Tom, one of my best friends.

I have no idea what I'm supposed to say.

I have no idea who you are.

4.美术馆看展实用对话

①It's not etiquette to speak that loud.

②——What art piece are we watching now?

   ——It's the Mona Lisa by Leonardo da Vinci. I've always wanted to see this.

③——This painting is a little bit freaky, its nose and eyes are twisted, and the colors are so unrealistic.

   ——That's the style of abstract painting.