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，选出可以填入空白处的最佳选项，并在答题卡上将该选项涂黑。
From the time each of my children started school, I packed their lunches. And in each lunch, I  21  a note. Often written on a napkin (餐巾), it might be a thank-you for a  22  moment, a reminder of something we were happily expecting, or a bit of _23  for the coming test or sporting event.
In early grade school they_ 24  their notes. But as children grow older they becomes self-conscious(有自我意识的), and _25  he reached high school, my older son, Marc, informed me he no longer  26  my daily notes. Telling him that he no longer needed to  27  them but I still needed to write them, I  28  until the day he graduated.
Six years after high school graduation, Marc called and asked if he could move  29  for a couple of months. He had spent those years well, graduating from college,   30  two internship (实习) in Washington, D.C., and   31 , becoming a technical assistant in Sacramento.  32  short vacation visits, however, he had lived away from home. With his younger sister leaving for college, I was   33   happy to have Marc back. Since I was  34  making lunch for his younger brother, I    35  one for Marc, too. Imagine my   36  when I got a call from my 24-year-old son,   37  his lunch.
“Did I do something   38  ? Don’t you love me  39  ,Mom?” were just a few of the questions he threw at me as I 40  asked him what was wrong.
“My note, Mom,” he answered. “Where’s my note?”
21. A. carried         B. found            C. included      D. held
22. A. difficult        B. special           C. comfortable    D. separate
23. A. congratulation   B. improvement       C. explanation     D. encouragement
24. A. loved           B. answered         C. wrote         D. examined
25. A. lately          B. by the way       C. by the time     D. gradually
26. A. received        B. understood       C. enjoyed        D. collected
27. A. copy           B. read             C. take           D. send
28. A. held up         B. gave up         C. followed        D. continued
29. A. out            B. home             C. to college       D. to Sacramento
30. A. organizing      B. planning         C. comparing       D. completing
31. A. hopefully       B. finally          C. particularly     D. certainly
32. A. Because of      B. Instead of       C. Except for       D. As for
33. A. especially       B. immediately     C. equally        D. generally
34. A. once            B. again            C. still           D. even
35. A. packed         B. fetched          C. bought          D. filled
36. A. fear            B. surprise         C. anger        D. disappointment
37. A. waiting for     B. worrying about  C. caring for         D. asking about
38. A. wrong          B. funny            C. strange          D. smart
39. A. any more       B. enough           C. once more        D. better
40. A. interestingly    B. bitterly        C. politely        D. laughingly