用所给单词的适当形式填空。

1. Lily and Lucy are______ (plan) their summer holiday.

2. Most ______ (visit) who come to China hope to go to the Great Wall.

3. Can she beat Wang Nan in the ______ (finally) match?

4. I want to take an ______ (excite) vacation.

5. He plans ______ (buy) a computer for his son next year.