阅读下文,判断句子正误。 Good morning, everyone. welcome to my class. I'm Li Lei. I teach Chinese history. China is a great contry with a long history. Many foreigners are interested in Chinese history. I am vbery glad that you take this lesson. There are about 40 students in this class. Most of the students come from the U.S., Britain and Canada. I hope we will make friends with each other. I can help you with your study on Chinese history. If you have any question, just come to me. Now, let's begin our class. 1. Li Lei teaches Chinese.