4 English lessons for making a threat

English Lesson: If you don't behave yourself, you're going straight to sleep after dinner. Do you understand me?

1. “If you don't behave yourself, you're going straight to sleep after dinner. Do you understand me?”

English Lesson: If payment is not received by January 15th, you will be charged a $150 penalty.

2. “If payment is not received by January 15th, you will be charged a $150 penalty.”

3. “For your own sake, I really hope they don't cancel.”

English Lesson: I'm sure we can come to an agreement.

4. “I'm sure we can come to an agreement.”