1、Mr.Black used to ( ) a teacher .But now he is a writer.2、Y

1、Mr.Black used to ( ) a teacher .But now he is a writer.2、Y He used to be a teacher but later he turned writer.为什么writer He used to be ( ) teacher but later he turned ( ) writer.A.a He used to be ( ) teacher but later he turned ( ) writer .A. He used to be a teacher,but he turned writer later.这句话对话 Mr.Lee is a good teacher,but he is a famous writer.___ my father __to be a teacher,but now he is a writer. Linda used to be a teacher,but now she is a secretary for a Mr Black is a teacher. Fred be afraid of his math teacher.But now he .A.used to,isn he used to live in the north,but now he_____ here.a.is used Is Mr.Lee a teacher ____ writer?