题目内容：

完形填空

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, 选出可以填人空白处的最佳选项，并在答题卡上将该项涂黑。

It’s a blessing to do somebody a favor, but sometimes it’s a blessing to let another person do something for you.

The notice was posted next to the mailbox in the tenants’ apartment. “a Mitzvah(善行) for Mrs. Green, ” it  ________  , “ Sign up to drive Mrs. G in #3B home from her chemotherapy treatment twice a month.” The word was always ________   in my thoughts after I went upstairs. But according to my grandmother, it had ________  meaning. She was always ________ to me because she noticed that I thought it a shame to   ________   people do things for me.

One evening, snowflakes had been falling for several hours   ________  it came time to leave for class. I ________  to the bus stop, reaching it just as a bus went by. For an hour, I prayed    _______ that a bus would come. Then I gave up. But as I pushed the door of my    ________  open, I found myself face to face a woman at the mailbox with   ________  in her hand. Obviously she had a car and was going ________   . In that split second, I blurted(脱口而出)， “Could you give me a   ________    ?” A strange look ________ her face and she agreed. She ________ me off where I had been heading. Back home as I walked up, I met her again. “Good night, Mrs Green. See you tomorrow,” said a neighbor inside. Shocked, I had asked a person who  ________  with cancer to give me a lift in a snowstorm.  ________  went down and I stammered(结结巴巴地说), “Please forgive me.”

She visited me later and said, “ I used to do thing for others but now ________  keeps doing things for me. It’s not that I don’t   ________  it, but I don’t have chances. Tonight before I went out to get my    ________ , I prayed to God to let me feel like   ________   of the human race again. Then you came along…”

1.A. read            B. wrote             C. advised            D. explained

2.A. squeezing       B. repeating        C. draining           D. wandering

3.A. other           B. another          C. little            D. no

4.A. holding on     B. insisting on      C. pointing out       D. carrying out

5.A. help            B. enjoy             C. ask                 D. let

6.A. so              B. after            C. since               D. when

7.A. rode            B. labored          C. flew               D. drove

8.A. helplessly      B. patiently        C. desperately       D. hopelessly

9.A. apartment     B. room              C. mailbox          D. office

10.A. books          B. letters         C. keys             D. combs

11.A. down        B. back              C. out              D. upstairs

12.A. hand         B. lift            C. coffee             D. break

13.A. crossed       B. lightened       C. boomed             D. froze

14.A. threw         B. took              C. showed              D. dropped

15.A. struggled     B. coped             C. met                 D. suffered

16.A. Tiredness     B. Tears            C. Anxiety            D. Snow

17.A. someone       B. everyone          C. nobody              D. none

18.A. know          B. see              C. appreciate          D. get

19.A. trouble      B. key              C. box               D. mail

20.A. part         B. history          C. role                 D. top