根据汉语提示填入适当的单词。 1. The river has _____ (上升), so we can't cross it now. 2. Who is _____ (敲, 击) at the door? Please go out to see. 3. What does a '_____'(世纪) mean in Chinese? 4. Look! Li Ming is running _____ (朝着) the ball. 5. What a _____ (令人愉快的) taste! I like this kind of tea very much. 6. Can you give me a ride. My bike is _____ (坏了). 7. Have you _____ (锁) your door? Please be more careful. 8. The cup is made of _____ (金属). It is strong enough. 9. Edison _____ (发明) more than 1000 inventions. 10. All the students _____ (注意到) a strange noise outside.