阅读下面短文，掌握其大意，然后从各题所给的A、B、C、D四个选项中，选出可以填入空白处的最佳选项。

　　When I entered Berkeley, I hoped to earn a scholarship．Having been a Straight-A student, I believed I could 　　1　　 tough subjects and really learn something．One such course was World Literature given by Professor Jayne．I was extremely interested in the ideas he 　　2　　 in class．

　　When I took the first exam, I was 　　3　　 to find a 77, C-plus, on my test paper, 　　4　　 English was my best subject．I went to Professor Jayne, who listened to my arguments but remained 　　5　　．

　　I decided to try harder, although I didn't know what that 　　6　　 because school had always been easy for me．I read the books more carefully, but got another 77．Again, I 　　7　　 with Professor Jayne．Again, he listened patiently but wouldn't change his 　　8　　．

　　One more test before the final exam．One more 　　9　　 to improve my grade．So I redoubled my efforts and, for the first time, 　　10　　 the meaning of the word "thorough"．But my 　　11　　 did no good and everything 　　12　　 as before．

　　The last hurdle was the final．No matter what 　　13　　 I got, it wouldn't cancel three C-pluses．I might as well kiss the 　　14　　 goodbye．

　　I stopped working hard．I felt I knew the course material as well as I ever would．The night before the final, I even 　　15　　 myself to a movie．The next day I decided for once I'd have 　　16　　 with a test．

　　A week later, I was surprised to find I got an A．I hurried into Professor Jayne's office．He 　　17　　 to be expecting me, "If I gave you the A as you 　　18　　, you wouldn't continue to work as hard．"

　　I stared at him, 　　19　　 that his analysis and strategy were correct, I had worked my head 　　20　　 , as I had never done before．

　　I was speechless, when my course grade arrived：A-plus．It was the only A-plus given．The next year I received my scholarship．I've always remembered Professor Jayne's lesson：You alone must set your own standard of excellence．

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完形填空，请认真阅读下面短文，从短文后各题所给的A、B、C、D四个选项中，选出最佳选项。

　　When I entered Berkeley, I hoped to earn a scholarship．Having been a Straight-A student(优等生), I believed I could 　　1　　 tough(＝hard)subjects and really learn something．One such course was World Literature given by Professor Jayne．I was extremely interested in the ideas he 　　2　　 in class．

　　When I took the first exam, I was 　　3　　 to find a 77, C-plus, on my test paper, 　　4　　 English was my best subject．I went to reason with Professor Jayne, who listened to my arguments but remained 　　5　　．

　　I decided to try harder, although I didn't know what that 　　6　　 because school had always been easy for me．I read the books more carefully, but got another 77．Again, I 　　7　　 with Professor Jayne．Again, he listened patiently but wouldn't change his 　　8　　．

　　One more test before the final exam．One more 　　9　　 to improve my grade．So I redoubled my efforts(加倍努力)and, for the first time, 　　10　　 the meaning of the word "thorough"(彻底的)．But my 　　11　　 did no good and everything 　　12　　 as before．

　　The last hurdle(障碍)was the final．No matter what 　　13　　 I got, it wouldn't cancel three C-pluses．I might as well kiss the 　　14　　 goodbye．

　　I stopped working hard．I felt I knew the course material as well as I ever would．The night before the final, I even 　　15　　 myself to a movie．The next day I decided for once I'd have 　　16　　 with a test．

　　A week later, I was surprised to find I got anA．I hurried into Professor Jayne's office．He 　　17　　 to be expecting me．"If I gave you the As you 　　18　　 , you wouldn't continue to work as hard．"

　　I stared at him, 　　19　　 that his analysis and strategy(策略)were correct．I had worked my head 　　20　　 , as I had never done before．

　　I was speechless when my course grade arrived：A-plus．It was the only A-plus given．The next year I received my scholarship．I've always remembered Professor Jayne's lesson：you alone must set your own standard of excellence．

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C. cover       
C. exchanged   
C. scared      
C. for          
C. unfriendly   
C. improved    
C. bargained   
C. plan        
C. chance      
C. accepted     
C. effort    
C. worked      
C. lesson        
C. degree     
C. treated    
C. problems    
C. pretended    
C. expected    
C. supposing       
C. on