一、用括号内所给词的适当形式填空。
1. She is quiet and she likes to go to the ______ (crowd) place.
2. You can ask the clerk for ______ (direct) to a place.
3. The computer is ______ (expensive). It's cheap and I have enough money to buy it.
4. There is a ______ (fascinate) museum in our city.
5. When we meet a ______ (strange) in the street, the ______ (express) “Excuse me” and “I'm sorry” are often used.;
6. It's ______ (polite) to speak to the old man so loudly.
7. Mike is a good ______ (speak) and he often goes to different places to make excellent speeches.
8. Millie spends about two hours ______ (finish) her homework every day.
9. How many ______ (course) do you have this term?
10. Susan ______ (request) Jim to give her a hand, but he refused.

1. uncrowded 2. direction(s) 3. inexpensive 4. fascinating 5. stranger; expressions 6. impolite 7. speaker 8. finishing 9. courses 10. requested