A teacher walk on the school way.She not  know the teacher office.She see a student.She says:"Where is the teacher office?"The student says:"Who are you?Are you new teacher?""Yes!""First,go straight from here.Then turn left.You're see it."Teacher go that.
　　Next day.The student in the classroom.Many classmate says:"Today wo have a new teacher!It's a science teacher!" Then,a teacher into the classroom.Says:"I is your new teacher,My name is ChenJie."Every classmate says:"We classroom have a ChenJie,too!"Then,a student to come out,says:"I is ChenJie."That student is yesterday student.
　　"A?!"