9. Don’t i________ me when I am busy.
8. When you do something wrong, you should make an a________ to others.
7. It is important to follow the c_________ of the country which you are visiting.
6. It is bad m_____ to stare at a stranger.
5. He speaks Chinese t_____ well.
4. Let m i_______ myself; my name is Simpson.
3. Whose f_______ is it to have broken the windown?
2. Traffic in the city was i________ by a snowstorm.
1. It is bad m_______ to speak with your mouth full.
15. Is it necessary to have a dialogue between ___________ (成年人) and teenagers.
Unit 6