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，选出可以填入空白处的最佳选项。
As a child, there was nothing I liked better than Sunday afternoons on my grandfather’s farm in western Pennsylvania. The house and barn provided endless hours of 1for a city kid like me.
I still 2one afternoon when I was eight years old. Since my first 3to the farm, I’d wanted more than anything to be 4to climb the stone walls surrounding the property. My parents never 5. The walls were old. Some stones were 6,and others were loose and crumbling. Still, my desire to climb those walls 7so strong that finally, one spring afternoon, I gathered all my
8and entered the living room, where the adults had 9after Sunday dinner.
“I, uh, I want to climb the stone walls,” I said hesitantly. 10looked up. “Can I ?”
11a chorus went up from the women in the room. “Heavens, no!” they cried in dismay. “You’ll hurt yourself!”
I wasn’t too 12. It was the response I’d expected. Yet, 13I could leave the room, I was stopped by my grandfather’s booming 14. “Now hold on just a minute, ” he cried. “15the boy climb them. He has to learn to do things 16himself.”
“Run quickly,” he said to me. “And come see me 17you get back.”
For the next two and a half hours I climbed those old walls—and had the time of my life. Later I went to my grandfather to tell him about my 18. I’ll never forget what he said.
“Fred,” he smiled, “you made this day a(n) 19one just by being yourself. Always remember, there’s only one person in this whole world like you, and I like you exactly 20you are.” Many years have passed since then, but I still cherish his words in my heart.
1.A. trouble B. challenge C. interest D. fun
2.A. imagine B. remember C. regret D. cherish
3.A. sight B. visit C. access D. entrance
4.A. expected B. suggested C. allowed D. refused
5.A. approved B. admitted C. chose D. decided
6.A. broken B. lost C. empty D. missing
7.A. grew B. spread C. turned D. appeared
8.A. strength B. courage C. belief D. hope
9.A. arranged B. gathered C. discussed D. organized
10.A. Someone B. Nobody C. Everyone D. Anybody
11.A. Carefully B. Immediately C. Usually D. Fortunately
12.A. disappointed B. angry C. delighted D. worried
13.A. after B. once C. unless D. before
14.A. sound B. noise C. voice D. praise
15.A. Permit B. Consider C. Let D. Stop
16.A. by B. to C. on D. for
17.A. until B. when C. since D. while
18.A. dream B. burden C. adventure D. attempt
19.A. ordinary B. special C. curious D. typical
20.A. why B. what C. how D. as
Mr. White will come to the party on Sunday, _______ he promised to every one of us.
A. when B. that C. what D. which
_______ that caused him to serve dinner an hour later than usual.
A. It was we being late B. It was our being late
C. It was we were too late D. It was because we were late
China _______ a sharp increase in the number of aged people over the past decade.
A. sees B. saw C. has seen D. will see
Mr. Frank asked me a question _______ I could go with him to _______ he called the Treasure House the next week.
A. that; which B. whether; that C. whether; what D. that; where
—The terrible accident is under investigation.
—Actually, quicker action ______ those workers trapped in the mine.
A. might have saved B. must have saved
C. should have saved D. could have saved
