用所给的正确形式填空。 1. The old should be spoken to ______ (polite). 2. My family lives in the ______ (center) park of the city. 3. He is too ______ (care) to pass the final exam. 4. Poetry is a beautiful way to express ______ (think) and feelings. 5. Children's ______ (expect) ideas often surprise the adults. 6. Betty is often seen ______ (help) the old man with his housework. 7. He prefers ______ (take) part in the public activities rather than stay at home alone. 8. They ______ (agree) with each other, so they argued for a long time. 9. Animals are our friends, so ______ (protect) them is our duty. 10. You have ______ (award) a scholarship to study violin at our School of Music.