she is singing改为否定句、一般疑问句、对singing进行提问

she is singing改为否定句、一般疑问句、对singing进行提问 Jim is singing改为否定句 diana is singing改为否定句 Danny is singing and dsncing.(改为否定句 ） Is jim singing in the next romm?改为否定句 She is good at singing .改为同义句 She is good at singing.改为同义句She（）（）（）singing. She is my sister.改为否定句 she is my friend 改为否定句 she is going fishing改为否定句 She is tall.改为否定句 she is thirsty.改为否定句 she is my sister.改为否定句. She is a teacher.(改为否定句 she is my cousin 改为否定句 She is a nurse (改为否定句) She is strict.（改为否定句） She is Lucy.改为否定句