谈论公共场合的行为规范 — 英语填空题
题目
选词填空（每词限用一次）：quiet, line, litter, excuse
1. In the hospital, we should be ___. Don't talk loudly.
2. Please wait in ___. Don't push others.
3. Don't ___ in the park. Put it in the bin.
4. When you want to pass by someone, you can say, '___ me.'