1. The exam was hard that only two people passed.

2. The exam was hard, but Susan passed.

3. It was a difficult exercise that all of the students complained.

4. This desk is heavy. I can't move it by myself.

5. The cookies are delicious that Bob can't stop eating them!

6. That car is expensive. We can't afford it.

7. Although Sam lives far away, we still drive up to visit him every month.

8. Ellie had a bad headache that she couldn't go to the party.

9. We worked hard that we were exhausted by the end of the day.

10. This is a beautiful apple that I don't want to eat it!

11. The apartment is expensive, but Suzy thinks it's worth the money.

12. The model is beautiful, so she is well-known all over the world.

13. Don's new job is different from his old job, but he really enjoys it.

14. Hiro had a good time on his date with Lisa that he asked her out again last night.

15. This grammar point is hard, but the students understand it now.