how to use this that these those the their there

Well... this that these and those are words to indicate an object... Use:- this:- if the object is singular but near to u. that:- if the object is singular but far from u. these:- if the objects are plural but near to u. those:- if the objects are plural but far from u. example:- 1. This is a pen. 2. That is a pen. 3. These are pens. 4. Those are pens.

go through this article u will understand the use of their and there... https://grammar.yourdictionary.com/grammar-rules-and-tips/rules-for-there-and-their.html

this यह This is my pen that वह that is my bicycle these ये these r my toys those वो give me those fruits there वहा there r two roads their उनके it's their house