sb is a teacher now可不可以改写成sb is now a teacher 或者sb now is a teacher 为什么

sb is a teacher now可不可以改写成sb is now a teacher 或者sb now is a teacher 为什么 He is my brother,he is a teacher.Now,he is teaching students. sb with sb now 用is还是are She is a teacher in our school ______ daughter is now studying in Australia. She is a teacher in our school ______ daughter is now studying in Australia Where is our teacher?-He ______home just now.选项：A.goes B.is going C.went my grandma is very old now,but she was a teacher before (同义句）my grandma___ ____be a teacher before,but now she is very old A teacher,with three student,__ in the office now.A.is sitting B.are talking my father __to be a teacher,but now he is a writer. ( )father is a teacher.( )teaches( )Chinese now.(选择,A.His;He;ourB.His;He;us The teacher is good at ___(sing).She ___(sing)a song just now. The teacher is very angry now.She can h_____say a word. 改为一般疑问句The teacher is making a kite for Ann now. The teacher is very angry now.She can h____ say a word Lily's mother is a teacher ,she ( ) (teach) us art now Lily's mother is a teacher ,she ( ) (teach) us art now He is now showing Ms Stone,a new teacher from Australia,around the school. He is my brother,he is a teacher.Now,he is teaching students.（中文意思）一定要回答完整,