Could he play chess last year?
Could he play chess last year or last week?
He could play chess last year,couldn`t he?
Who could play chess last year?
When could he play chess?
Are there a few chairs in the room?
Are there a few chairs or desks in the room?
There are a few chairs in the room,aren`t there?
What are there in the room?
Where are there a few chairs?