1. My aunt works in a hospital. She is a __________．She often helps the doctor.
2. I want to buy a new pen, but I have no m __________.
3. Jackie Chan is a famous (著名的) a __________．
4. I like music very much and l want to be a m __________.
5. He has a busy job as a w __________ in a restaurant.

1. Would you                (介意) my opening the door?
2. We must be p              if we ask others questions.
3. She works in a restaurant, and she is a w             .
4. When this h________, I will get angry.
5. I really can't work out the math problem. Can you find out a s              ?
6. When you are waiting for a bus, you should wait in l________.
7. He is always ready to help people in t________.
8. "Etiquette" means normal and polite b              .
9. Please give me some s               about learning English.
10. Young kids are not a               to smoke in our country.

1. He works as a w          in this restaurant.
2. — What l            do Americans speak?
    — English.
3. She sits b          Lee and Sarah.
4. He is too lazy. He often s         during the day.
5. There is a big s           near my home. Let's buy some food there.