根据句意及首字母提示补全单词。
1. There's a s _____ "When in Rome, do as the Romans do. "
2. W_____ like traveling when they are free.
3. In China, dinner is usually s_____ at around 12 o'clock.
4. A year l_____, he went to college.
5. C_____up, perhaps we'll win the next time.
6. C_____ are only used when people eat Chinese food.
7. At the s _____ of a meal, if you're the guest, you'll be invited to serve yourself.
8. There was no e _____ for that accident.
9. Please be careful when you c_____ the street.
10. G_____, fewer dishes are prepared in western countries than in China.
11. You are e_____ to stay here for another hour if you like.
12. My p_____ is filled with some meat.