阅读下面短文，从短文后各题所给的四个选项（A、B、C和D）中，选出可以填入的空白处的最佳选项，并从答题卡上将该选项涂黑。
Mrs Amatuli was my teacher in the fourth grade. One day at lunch time, Mrs Amatuli asked me if she could 36 my sandwiches. She explained that I could use the money to buy a 37 lunch from the cafeteria（自助餐厅）. I was 38. I never bought my lunch at the cafeteria. It was 39 expensive for my family, and I always carried my lunch and brought the bag back home to 40 again the next day.
You can understand my 41 when I had the opportunity to buy a hot lunch. Kids always 42 about the cafeteria food but I was very 43 of them.
When we 44 lunch that day, Mrs Amatuli took me aside and said she wanted to 45 why she had bought my sandwiches. I really didn't care why, 46 it gave me a few minutes of her precious 47 so I was very
