he is a driver 改为复数形式?

he is a driver 改为复数形式? he is a driver.改为否定形式 he is a taxi-driver改为同义句 He is a boy.(改为复数) Is he a teacher?(改为复数形式) He is a worker改为复数句 he is a farmer.改为复数形式 把下列句子改为复数1.He is a hard-working employee.she is a hard-working employee,too2.I am a nurse.My friend is a nurse,too3.she is a taxi driver.he is a taxi driver,too4.i an a smart student,my friend is a smart student,too 改为否定句（这是英语题）He is a driver.He can play basketball. he is a driver.对a driver 划线部分提问 Who is he?改为复数 He is a good child.改为复数句 He is a good child.改为复数句子. He is a man doctor.(改为复数句） he is a middle school student改为复数形式 He is a man doctor.(改为复数句) he is a new teacher.(改为复数句） He is having a Music lesson(主语改为复数形式)