Có + noun (subject) + verb / adjective.
There are 4 bedrooms in my house.
There are 100 people who attend the conference.
Note: có by itself means “to have”
My house has 4 bedrooms
About the photo above: It was taken by a friend of mine at a school yard. In Vietnam, during big celebrations such as the beginning or ending of the school year (commencement), students from all grades and classes gather and sit on these chairs, listening to long, boring songs and speeches. Attendance is mandatory. And there’s something I want to tell you:
|Trường||học||ở||Việt Nam||có||từ||300||đến||3000||học sinh|
The original photo can be viewed here on Flickr.