this is pen,it 's englishthis is pen,it 's english pen

this is pen,it 's englishthis is pen,it 's english pen this is () pen,but it's ()broken pen this is( )my pen.it's( )pen.( )里填空 What's this?——___.(①It's a pen.②This is pen.③This is an pen.④It's a pen.) Whose pen is this?It’s _____ (我的).Whose pen is that?It’s _____ (我的) pen is this your pen?----yes,it's. 改错 Is this Lisa’s pen ? —yes,it’s（ ）pen Is this your pen Yes,I think it's her pen.请找出句子的错误 what color is this pen的回答可不可以是It's a red pen whose is this pen?It's my daughter's.It's her pen.请问这句话对么? what's this?It's a pen.为什么不能说是this is a pen.我们老师说就是不能说this is a pen.为什么 what is this ?It is a pen而不是It is pen.但为什么what's this? It's N.就是正确的?N前不能有冠词吗? Its my pencil case.Whats in it?Look,this is a pen. 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 this( )Japanese pen?yes,it is What's this It's pen .为什么答句不用this is pen,到底it,that ,this 的用法区别是什 what's this in English?It's a pen.为什么不能说是this is a pen.?详细!this is 在哪能用?二者的区别是什么?谢谢啊! what's_?__a pen ?a 、this;this is b 、this;it's c 、 that;that's d、 that'