1. It is good that you are here.
2. It is important to understand that we are together.
3. It's cold. Let's go to a restaurant.
4. It is interesting to know more.
5. It is difficult to say.
6. You said that it is important to stop.
7. I understand that it is difficult to speak.
8. You know that it is interesting to study.
9. They are sure that it is necessary to stop.
10. I believe that it is possible to win!