are these和are there有什么区别

are these和are there有什么区别 These pens are().()are over there. 请问there and these的区别可以说,there are books.these are books .有什么区别吗 there they are.和they are there有什么区别? Are these the books you are checking out和Are these the books you are borrowing有什么区别? Here is my book.和This is my book.有何区别There are my books .和 These are my books .有何区别? whose are these pencils?和whose pencils are these?有什么区别? these are a watches和these are a watch有什么区别吗?如题 what i want are these和I want are these有何区别? what are there in these boxes? Whose are these new rackets?They are __________(there). Are these whose are these pencils?和whose pencils are these? there are和here are有什么区别 Are they和Are there有什么不同? How many are these /there区别?用法?How many books are there/these? excuse me,are these [ ]new shoes?no,they aren't.[ ]are black over there.为什么填your和mine I there auy.和Are there any .有什么差别