1. There isn't a basketball on the desk. (否定句)
2. Is there a ball behind the door? (一般疑问句)
Yes, there is a ball behind the door. (肯定回答)
There is not a basketball on the desk
Is there a ball behind the door? Yes, there is.
1. There isn't a basketball on the desk.
2. Is there a ball behind the door?Yes, there is a ball behind the door.
There is not a basketball on the desk.
There is no basketball on the desk.
Is there a ball behind the door?Yes ,there is.
1:There is not a basketball on the dest 2:Is there a ball behind the door? ---------yes ,there is!