is no 与isn't的区别

isn't和is no 的区别?there is no rule, there isn't 和 there is no 区别 she is unhappy,isn't she?与she is happy,isn't she 的回答有区别吗 Yes,there is./No,there isn't.的翻译 Is she not my student?与Isn't she my student?的区别 Is e___here?No Tom isn't. Is he thin No ,he isn't . No,it isn't和No,it's not的区别 is there和isn't there的区别 Is Bob your brother?A.no,it isn't.B.no,he isn't.C.no,she isn Is she you mother? 否定回答时是用NO,it isn't.还是NO,she isn't Is that boy Ted?A.NO ,he isn`t B.NO ,it isn`t.填那个