第4个回答 2019-12-22
Dear sir :
亲爱的先生:
I am very glad that you are my teacher,You are one of the best teachers who I know .
我很高兴你是我的老师,你是我认识的最好的老师之一。
there are many good points what we should learn from you,such as kindness,patience,humor and so on.
我们应该从你身上学到很多优点,比如善良、耐心、幽默等等。