**Here are 10 examples of using the word «blackboard» in English:**
1. The teacher wrote a new topic on the blackboard and asked us to copy it down.
2. I forgot to bring a pen, so I couldn't write anything on the blackboard.
3. The marker I used to write on the blackboard ran out, so I had to borrow one from my friend.
4. The teacher erased the previous information from the blackboard and started writing something new.
5. I prefer to listen to the teacher's explanations and take notes on my own sheet of paper instead of writing everything on the blackboard.
6. The projector is broken, so we can't see the presentation on the computer screen. We have to write everything down on the blackboard instead.
7. The teacher asked me to go to the board and solve this equation. I quickly wrote down the numbers and operations on the blackboard, and everyone in the class watched me carefully.
8. I found a piece of chalk on the floor and tried to write something on the blackboard with it, but it was too dirty and crumbled.
9. The blackboard in our classroom is old and scratched, and it's hard to write anything clearly on it.
10. After the lesson, I stayed in the classroom to finish my homework. I used the blackboard to solve some math problems.