通读下面的短文，掌握其大意。然后，从每小题的四个选项中选出最佳选项。
Many people go to school for an edueation. 21 learn languages, history, geography, physics, chemistry and maths. Others go to school to learn a skill so that they can 22 a living. School 23 is very important and useful. Yet no one can learn everything from school. A teacher, no matter how much he 24 , can not teach his students everything they 25 to know. The teacher's job is to show his students how to read and how to 26 . So much more is to be learned 27 school by the students themselves.
It is always more important to know how to study by 28 than to memorize（熟记）some facts or formula（公式）. It is 29 quite easy to learn a 30 fact in history or a formula in mathematics. But it is very difficult to use a formula in 31 out a maths problem. Great scientists, such as Einstein, Newton and Galileo, didn't learn many things from school. But they were all so 32 that they invented so many things for mankind.
The 33 for their success is that they knew how to study. They read books that were not 34 at school. They worked hard all their lives, wasting not a single moment. They would ask many questions as they read and they did thousands of 35 .
____.
- A.from
- B.in
- C.within
- D.outside
正确答案及解析
正确答案
解析
指应该更多地从校外获取知识。
