Is she Nancy?答语可以是No,she's not.吗? 我们老师就是这样教的,我觉得不对

Is she Nancy?答语可以是No,she's not.吗? 我们老师就是这样教的,我觉得不对 She is learning ______(drive）a car.我们老师说应该用to learn,我总觉得的不对 英语翻译She is a disgraceful woman!请问这样翻译可以吗?我朋友是这样翻译的：She is a she no is not ----Nancy is not coming tonight ----But she ( ) This is Nancy.She is _____the USA. She likes s is this your sister?的答语为什么是Yes,it/she is.,两种人称,it,she都可以呢? She is not.能否有这样两种缩写:She's not.She isn't. 有Is she not my student?这样的说法吗? No,she is not is not的缩写形式是神马? No,she's tall.根据答语写问句. She is not a singer,is she?答语：yes,she is