一、用适当的 am is are 填空。1、I _ from Korea.2、She _a student.3、Jan and Tom _ good friends.4、It _ a dog.5、My mother _ a teacher.6、you _a manager.7、He _ a doctor.8、_ you Tom?9、we _ good friends.10、I _ a teacher.二、提问并回答。1、It is my dog.2、He is my brother.3、She is my sister.4、You are a good boy.5、They are good students.6、We are nurses.三、背写关于 am is are 的顺口溜。