Eric is 13. He is in a middle school in Chongqing . On the first day, Ms. Green teaches (教) him two words ( 单 词)," you and I ". And Ms. Green says , "You are my student . I am your teacher . "
After school , Eric is at home. Alice is Eric's sister. She is 15.She says,"What does your English teacher teach you today? " Eric says , "Alice, you are my student. I am your teacher." Alice says ," No. You're wrong ."And she says , "You are my brother. I am your sister."
The next day, Ms. Green says , " Now, practice (练习) ' you and I '. " Eric says,"You are my brother. I am your sister." Ms. Green says ,"Think further (再想想), and try again (再试试), please." Eric says," ▲ . Ms. Green says,"Good! Nice! All the students give him big hands (鼓掌).