题目内容：

完形填空

阅读下面短文，从短文后所给各题的四个选项（A、B、C和D）中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。

A man who loved to hunt bought two setters( 塞特猎犬) that he trained to be fine bird dogs. He kept them in a large, fenced pen( 围栏 ) in his ____ .

One morning he ____a little bulldog (牛头 ) running down the path behind his home. It saw the two dogs and squeezed under the fence. The man thought he should perhaps ____the setters so they wouldn't hurt the little dog, but ____his mind. Maybe they would teach that bulldog ____ he thought.

As he ____, fur began to fly, and all of it was bulldog fur. The bulldog soon had enough and ____.

To the man' s ____, the incident was repeated the following day with the ____results.

The man left early the next morning ____a business trip and returned after several weeks. He asked his wife what finally ____to the bulldog.

"You won't ____it, "she replied. "At the same time every day that little dog came to the backyard and ____our setters. He never ____ a day! Now when our setters hear him barking down the ____, they ran down into the basement. Then the little bulldog walks around our backyard ____he owned it. "

How do you manage those problems you ____daily? Dale Carnegie made this observation: "Most of the important things in the world have been. ____by people who have kept on trying ____there seemed to be no hope at all. " In the end, it's the ____bulldog that will own the backyard.

1.A. backyard     B. cave        C. garage       D. cage

2.A. glared      B. noticed   C. stared      D. glimpsed

3.A. round up   B. throw up    C. hold up     D. lock up

4.A. changed      B. made up   C. turned      D. closed

5.A. a class       B. a course  C. a lesson    D. a subject

6.A. ensured       B. predicted   C. informed    D. responded

7.A. took away     B. broke away C. kept away   D. got away

8.A. satisfaction  B. joy         C. surprise    D. disappointment

9.A. only         B. same        C. different   D. sensitive

10.A. on           B. for        C. with         D. in

11.A. turned out   B. became of  C. happened    D. came up

12.A. prepare     B. believe    C. conclude    D. perform

13.A. fought with  B. fought for  C. fought off   D. fought back

14.A. missed       B. increased  C. appointed   D. acquired

15.A. avenue      B. path        C. street       D. road

16.A. even if     B. what if    C. only if      D. as if

17.A. come up with B. come round C. come across  D. come through

18.A. advocated    B. adopted   C. accomplished D. approved

19.A. why          B. where      C. when         D. whether

20.A. naughty      B. smart       C. strong      D. determined