1. Never trouble trouble till trouble troubles you.
2. I think that that that that that student wrote on the blackboard was wrong.
3. I know. You know. I know that you know. I know that you know that I know.
4. We must hang together, or we‘ll be hanged separately.
5. The quick brown fox jumps over a lazy dog.
2. I think that that that that that student wrote on the blackboard was wrong.
3. I know. You know. I know that you know. I know that you know that I know.
4. We must hang together, or we‘ll be hanged separately.
5. The quick brown fox jumps over a lazy dog.
