he is a teacher (否定句)下面都是I am a worker (否) I ___ ___ a worker 2.they are singing and dancing they ( ) singing and dancing

He iS a teacher.改为否定句 maybe he is a teacher改为否定句怎么改? He is a teacher怎样变一般疑问句否定句肯定回答否定回答? Is he a teacher? 否定回答 She is a teacher.(改为否定句 he is a teacher.同义句改写：he[ ] [ ] a teacher. He is our teacher 变为否定句今天之内! He is our teacher.( 变为否定句 ） 把He is my teacher.改为否定句 改成否定句:He is an English teacher. He is an English teacher.(改为否定句) she is a teacher 改为否定句和肯定句 He is a teacher.改为同义句 he is a student.改为否定句 He is a cook.改为否定句 He is a boy改否定句 .(改为否定句) our maths teacher is a mamber of the computer club he has some chinese friends My mother is a teacher 改为否定句是什么?