根据句意，用括号中所给词的适当形式填空，并将答案写在答题卡的相应位置上。（共5小题，每小题1分，满分5分）
We think students should be allowed _______( have) long hair at school.
Miss Wang lives on the ________(five) floor of the building.
Tengchong is a beautiful place. So a lot of ______(visit) go there to relax
themselves every year.
To _____(he) surprise, his teammates all nodded in agreement.
In China, it’s _____(polite) to use your chopsticks to hit an empty bowl.