This for That
Look at this dog across the street!
Look at that dog across the street!
This is used to indicate something physically close to the speaker In the case of abstract things we use this for things which are most immediately present: This is a lovely song1 I'll help you do it this time. When we tafk about more than one thing we use this for the closer or more immediate and that for the further away or more remote in time If weVe only talking about one thing we usually use that; What's noise? That's a nice coat! Don't do that'