Good morning, Mr. Brown!
布朗先生，早上好！
Nice to see you.
很高兴见到你！
Good morning, Maria!
玛丽亚，早上好！
Nice to see you, too.
我也很高兴见到你。
Mom, this is my teacher, Mr. Brown.
妈妈，这位是我的老师，布朗先生。
Mr. Brown, this is my mom.
布朗先生，这位是我的妈妈。
How do you do?
你好！
How do you do?
你好！
