题目内容：

用括号中所给词的适当形式填空，使语篇意思完整，必要时请用否定式。

In Switzerland, it’s very important 1. (be) on time. We’re the capital of clocks and 2. (watch), after all! If someone 3.  (invite) you to meet him or her at noon, then you’re expected to be there at noon. If you’re even 15 minutes late, your friend may 4. (get) mad. So I make 5. (a) effort to be on time in order that I 6. (let) my friend down. I always leave the house early to avoid heavy traffic because I think it’s impolite to keep others 7.(wait).

8. (also), we never visit a 9. (friend) house without calling 10. (one). We almost always make plans to see friends. We usually plan to do something interesting, or go somewhere together.