Ways to express Surprise:
1. No way!
E. g. No way! Are you really going to Dubai?
2. Is that a fact!
E. g. I heard that you did Bungee jumping? Is that a fact?
3. Heaven's above!
E. g. Heaven's above, I haven't seen you in a while.
4. No kidding!
E. g. That movie got 5 stars! No kidding!
5. Who would have thought?
E. g. Who would have thought he could do such a thing?
6. You would not believe!
E. g. You would not believe what just happened!
7. For real?
E. g. Is this doll for real?