参考答案：

I. 1. furniture  2. tasted  3. designed  4. personal  5. convenient
II. 1. against  2. as  3. to  4. of  5. with / to
III. 1. leave   2. painted   3. walking  4. sung 
     5. rising   6. locked   7. patting 8. changed
IV. 1. traditional  2. beauty   3. Modernism   4. unnatural 5. personal
V.
1. They filled the car up with gas at the gas station on their way home.
2. There is no doubt that the dictionary belongs to the library.
3. Engines are to machines what hearts are to animals. 
4. These old houses have to be pulled down to make room for a new hotel. 
5. Try to set aside at least one hour each day to learn new vocabulary.