Use the correct words form

Giúp mik nhanh với ạ, mình cảm ơn nhiều

I. Use the correct words form

1. It is............................that our environment is more and more polluted. (disappoint)

2. I find this performance.............................(fascinate)

3. We should reduce................in the area. (poor)

4. Some package trips to Thailan are........................cheap. (surprise)

5. Why don't you throw that laptop away? It is quite.................to you now. (use)

6. You must write your...................form clearly. (apply)

7. We all know that there is no easy...................to this problem but we must try our best. (solve)
8. ..................energy is a long lastin source of energy. (sun)