用that, which, who, whom, whose填空。 1. The student _____ answered the question is Zhang Hua. 2. The man _____ I met yesterday lent me some money. 3. The person _____ you should write to is Mr. Ball. 4. Here is the pen _____ you lost the day before yesterday. 5. The storybook _____ I have just read cannot be easily forgotten. 6. The book _____ is on the table is mine. 7. The film _____ they are talking about is very interesting. 8. I will never forget the people and the places _____ I have ever visited. 9. Show me the boy _____ mother is a well-known singer. 10. I know the person _____ company produces new machine.