题目内容：

    I learned about life from an ant farm. When I was seven years old, my family ____ an ant farm at home. First, we put clean sand in a thin glass box, and then we brought some ants from the backyard and placed them into the ____ home.

Shortly after the new ____ were dropped into the glass structure, they got to work making tunnels. I was amazed that each one knew ____what to do. After hours of staring, I realized that the ants had assigned jobs. With my mom ' s help, I kept a diary of what happened each day and ____ the ants. My favorite was the biggest , Cinderella. I drew a picture of her in my diary, which I still have .

One day a tragedy ____ the ant farm.While I was observing the ants , I had put my face so close to the structure that I accidentally ____ it over. Unfortunately, my carelessness caused all the tunnels to ____. Although the ants ____ their earthquake, one by one they began to die. I was ____ as I watched them give up their tunnel-building to carry the bodies to a corner of the farm. My mother reported that the ants were actually dying of "frustration"--- the feeling annoyed and disappointed as they couldn’t control the situation . They simply could not ____ the reality that their tunnels had been destroyed. Cinderella was the last to die ---she did so while carrying a dead ant on her back .

Although much time has passed, I still think of that ant farm. Mom had hoped it would teach me about the natural world, ____ it taught me much more.____ the years, I came to realize the ants were a study in the benefits of ____. Working together, they were able to create a(an) ____ world for themselves. I also learned that they should be____ for their hard work. Day in and day out, each labored at their task. The ant farm showed that teamwork and perseverance are indeed two key ____ for success. But there was an even larger lesson that I did not ____until recently: Disaster is a natural part of life, and must be ____. Unlike the ants, humans cannot give up when they face ____. Unlike the ants, we have to realize that if a tunnel caves in , we just have to build another.

1.A.created B.bought C.ran D.laid

2.A.empty B.new C.strange D.distant

3.A.guests B.settlers C.friends D.members

4.A.probably B.roughly C.exactly D.normally

5.A.named B.trained C.compared D.measured

6.A.affected B.struck C.kicked D.beat

7.A.split B.took C.tipped D.handed

8.A.rush out B.break in C.drop out D.cave in

9.A.experienced B.predicted C.faced D.survived

10.A.annoyed B.astonished C.moved D.thrilled

11.A.reflect B.ignore C.confirm D.stand

12.A.and B.but C.so D.or

13.A.In B.For C.From D.Over

14.A.teamwork B.devotion C.responsibility D.organization

15.A.relaxing B.amusing C.moving D.amazing

16.A.supported B.inspired C.admired D.admitted

17.A.conclusions B.solutions C.recipes D.circumstances

18.A.give B.realize C.take D.adopt

19.A.accepted B.suffered C.escaped D.managed

20.A.challenges B.barriers C.pressure D.disappointment