是It isn't a pen.还是It's not a pen.

是It isn't a pen.还是It's not a pen. 是It isn't a pen.还是It's not a pen. it is a pen ,isn't it ? ____ ,it is pen 英语：it is a nice day,isn't it?这个isn‘t it 翻译的是：不是吗 还是： It isn't ()(he) pen,it's ()(she) Is this your pen ? 答案是 Yes , it is.为什么No,it isn't.不对?谢谢 Is it a pen?否定回答用No,it's not.和No,it isn't.哪个对 Is （）your pen?No,（）isn't.it's（）pen A.this.this.hIs （）your pen?No,（）isn't.it's（）penA.this.this.hisB.this.it.hisC.this.it.myD.that.that.his Is that a pen?No,it isn`t.由于本人不会读,用中文标出单词, a isn't ball it Isn’t it a something? It （）a pencil.It's a pen.A.is B.no C.not D.isn't Your clasemate is a boy ,isn't it?该句中“it”应用it还是he? Is your English teacher a woman?怎么回答?是 yes ,she is .no ,he isn't.还是 yes ,it is .no ,it isn't? that is your twin brother,----?反义疑问句是 isn't he 还是isn't it? it is not的缩写是it isn`t还是it`s not? it's nothing serious 是is it还是isn't it, 选择疑问句的问题,句型很简单的（1）Is my pen or your pen?和Is your pen or my pen 哪一句是正确的,是符合英语的习惯说法的?（2）回答,It isn't your pen.It's my pen.能不能先说肯定部分It's your pen it's my pen.