--What is this?--It is a bus.改为复数是什么?0.0

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 ----------N What is This?it is a______(书) What is this?Is it nice? 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 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. what is it 和what is this的区别是什么? 翻译 What letter is this and what color is it? This is a book.对book 提问时what is it 对,还是what is this? it just means what it meanswhat is this sentence mean? What is this?是用this isF还是this is a F还是it is F