题目内容：

根据短文内容和汉语提示，用所给词的正确形式填空。每空限填一词。（10分）

The study of English in Grade Three is really interesting although it is a    1.      

(艰苦的) task for most of us to learn it well. Yes, not easy. In the last few weeks, we have learned about the  2.  (自然的) wonders of the world, the adventures of Tom Sawyer, Liu Xiang and the great  3.  （发明） of paper and printing. When you stand on the edge of the Grand Canyon, you can feel the ground fall away and down to a river, far    4.   （在下面） you. How great it is! Mr Jackson’s favourite   5.   （场景） of the book by Mark Twain is that people are   6.    （高兴） to see Tom  7.  （活着的）. Liu Xiang’s story tells us to work hard so that we can   8.  （打败）the difficulties by ourselves. We also learned that people are thinking about if paper will be  9.   （替代）by computers. However, looking  10. （浏览）a magazine at hand is easier than turning on a computer. Don’t you think so?