题目内容：

I have a friend who had a stammer (口吃) in his childhood, but he dreamed of becoming a missionary(传教士). When he told his own desire to his friends and relatives, some of whom laughed at him, and some even held down his enthusiasm       .

  "I must change it." said the boy angrily, “I believe I can speak very      , I will do!"

  When it was possible, he would spend an hour     to chickens. He viewed the chickens as living persons,      himself to be the person in the speech.

  "In the beginning, the chickens looked so     , then they watched me curiously, putting down the food in the mouths and listening to my words. It seemed as if they had been     by my powerful and effective language. Sometimes they seemed to be listening to me    . Gradually, the effect of this practice became more and more   and I had a better understanding of the exact     of my stammer, so I found the ability to speak more."

  "You may not know that my father was always tyrannical(专横的). He     believed in the old saying: 'Young man should be more knowledgeable, but should not    much.' During the whole childhood,     I spoke or commented, he criticized me seriously, which     my shy personality. I used to worry about being     at, so I became a stammer. From then on, I kept   in front of everyone because they didn't want to see my embarrassment. But later I found myself talking in front of chickens, stammers disappeared   , therefore I regained my   ."

  Now, the previous boy is the best at speaking and one of the most     missionaries. You can hardly imagine he used to have a serious language   . So when you come across disadvantages, you should believe you can       them by yourself.

1.A. sincerely B. strangely       C. privately        D. impolitely

2.A. fluently          B. frequently      C. obviously       D. completely

3.A. contributing     B. seeing     C. speaking        D. turning    

4.A. considering     B. declaring        C. imagining       D. finding

5.A. satisfied      B. frightened       C. pleased      D. surprised

6.A. beaten          B. attracted        C. bothered        D. influenced

7.A. casually      B. luckily          C. carefully        D. cautiously

8.A. slight           B. obvious         C. slim            D. common

9.A. effect            B. cause           C. benefit          D. harm

10.A. originally      B. personally        C. stubbornly       D. doubtfully 

11.A. think     B. listen      C. talk            D. play   

12.A. since   B. whenever         C. before        D. unless

13.A. led to           B. applied to       C. referred to       D. owed to 

14.A. amazed  B. laughed          C. studied       D. looked

15.A. active          B. silent       C. noisy    D. upset

16.A. logically      B. naturally          C. typically         D. equally   

17.A. strength      B. confidence        C. dream     D. freedom

18.A. intelligent       B. successful   C. modest           D. responsible

19.A. gift      B. barrier     C. ability        D. study

20.A. arrange    B. exchange   C. reduce           D. change