Rewrite the following sentences based on the given words.
1. I am very interested in the Giong festival. I have never participated in the Giong festival.
→ ............................................................................................................................ (although)
2. Bac Ninh is famous for Quan Ho folk singing. Phu Tho is famous for Xoan singing.
→ ................................................................................................................................. (while)
3. Traditional festivals in Vietnam have great cultural values, so young generations should appreciate them.
→ ............................................................................................................................. (because)
4. Last year, I was going to Huong pagoda, but I couldn’t because of my sickness.
→ ............................................................................................................................ (however)
5. You need to check the way to get there; otherwise, you will get lost.
→ ........................................................................................................................................ (if)