根据句意和首字母或汉语提示完成单词。 1. He is the tallest in our class. He is taller than the r_______of the students. 2. The river is three meters d____________. It’s dangerous to swim in it. 3. The land is c_______ with white snow now. 4. If someone o me cigarettes, I’d tell him that smoking is bad for our health. 5. He was too poor to afford his education. I wanted to give him some, but he r . 6. What would you do if you injured your （膝盖）？ 7. He was so careless that he ________（受伤）in the accident. 8. There are many book (架子) in the library. 9. I think a good (听者) won’t annoy others. 10. She is very (知识丰富的) about art.