题目内容：

阅读下面短文，掌握其大意，然后从21-40各题所给的四个选项(A、B、C和D)中，选出最佳选项，并在答卷纸上将该选项标号涂黑。

I was 15 when I walked into McCarley’s Bookstore in Ashland, Ore., and began scanning titles on the shelves. The man behind the counter, Mac McCarley, asked if I’d like   21  .I said yes because I needed to   22   for college.

I worked after school and during summers, and the job helped pay for my freshman year of college. I would work many other jobs: I did the washing-up in the student canteen  23  school, I was a hotel maid and even made maps for the U.S. Forest Service during summers. But selling books was one of the most  24  .

One day a woman asked me for   25   on cancer. She seemed fearful. I showed her everything we had in   26   and found other books we could   27  .She left the store   28  , and I’ve always remembered the   29  I felt in having helped her.

Years later, as a   30   in Los Angeles, I heard about an immigrant（移民） child who was born with his thumb attached, weblike（蹼状的）, to the rest of his hand. His family could not   31   a corrective operation, and the boy lived in   32  , hiding his hand in his pocket. I   33   my boss to let me do the   34  .After my story was broadcast, a doctor and a nurse called,   35  to perform the operation for free.

I visited the boy in the recovery room after the operation. The first thing he did was hold up his  36   hand and say,“ Thank you.”I felt a sense of reward.

At McCarley’s Bookstore, I always sensed I was working for the   37  , not the store. Today it’s  38  . NBC News pays my salary, but I feel as if I work for the   39    ,not the boss, through my “Today”show, helping them make   40   of the world.

1.A.a book            B. the place         C. a job                      D. the boss

2.A.gain experience    B. start saving           C. get a degree                  D. get grades

3.A.during                   B. after                 C. around                         D. behind

4.A.boring                   B. tiring                C. satisfying               D. important

5.A.advice                   B. medicine           C .help                         D. books

6.A.stock (库存品)    B. mind                C. shelves                     D. counter

7.A.borrow                  B. publish              C. introduce                D. order

8.A.much happier     B. less anxious    C. less disappointed     D. more confident

9.A.pride                         B. interest              C. anxiety                 D. difficulty

10.A.doctor                 B. bookseller      C.TV reporter            D. writer

11.A.afford                  B. do                    C. support                  D. pay

12.A.danger                 B. trouble               C. shame                    D. need

13.A.suggested             B. required            C. expected                 D. persuaded

14.A.story                   B. operation        C. thing                   D. favor

15.A.promising            B. offering         C. providing               D. refusing

16.A.broken                 B. damaged           C. repaired                 D .injured

17.A.boss                    B. customers          C. future                    D. college

18.A.different                  B. true                  C .the same                 D. new

19.A.children            B. viewers             C. patients                  D. strangers

20.A.use                   B.fun                    C. change                          D. sense