根据短文内容，用方框所给单词的适当形式填空，每词限用一次。
they subject from know how
Many people go to school for a good education(教育). They learn languages, history, math, art and other 81 . School education is very important and useful, yet no one can learn everything 82 school. No matter(不管) how much a teacher 83 , he can’t teach his students everything they want to know. His work is to show his students 84 to learn. He teaches 85 how to read and how to think. So, much more is to be learned outside school by the students themselves. subjects
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(答案→)subjects
解析：根据上下文的内容来填写适当的单词，并且运用其正确形式，注意时态和人称。