What is this?Is it nice?

What is this?It is ----------N what is this?-It is. What is this?It is What is this?It is （）（）. What is this?it is orange. What is This?it is a______(书) What is this?Is it nice? 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? this is 与 it is有什么区别 还有 what is it 与 what is this look at this!what is this?It is the word what is it 和what is this的区别是什么? 翻译 What letter is this and what color is it? What I__ is this?It's x. What ( )is this It'sv This Is What It Feels Like 歌词 What country is this?It's. 英语翻译what's this?it's letter p.what color is it?it's green.what's this and what color is it?this is letter e.it's yellow .what's this letter?it's letter n.it's red.p-e-n.is it apen Is it a key?You are right.What is this in English?I think it is a ruler.N o it is not.组成完整的对话