40

　　our papers based on our ability to progress through the problem which easily filled two pages of formulaic notations（公式符号）． I was absolutely

　　41

　　． Finally, I didn't use the required theorem． Instead, I decided to use more familiar theorems to arrive at an

　　42

　　． I knew I had failed because I hadn't done the

　　43

　　assignment．l became resigned to my fate．

　　Our test papers were

　　44

　　back the following Monday． Everyone received a "C" except for me To my surprise,

　　I received an "A"． I

　　45

　　that there must be a mistake． I watched

　　46

　　as the teacher approached my desk, smiled, and asked for my test

　　47

　　back． She then went back to copy my work onto the blackboard,

　　48

　　the class how I had arrived at the correct answer． "Mathematics is meant to be a creative tool, pushing our minds to a rewarding answer," she said with confidence．

　　49

　　I didn't use the required theorem, she seemed genuinely proud of how I'd worked through the problem． The class saw her fold my test paper and put it into her textbook． She announced that it would be

　　50

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