阅读下面短文，掌握其大意，然后从21—30各题所给的A、B、C和D项中，选出最佳选项，并在答题卡上将该项涂黑。

I grew up poor —living with my wonderful mother . We had little money, but plenty of love and attention. I was happy and energetic . I understood that no matter how poor a person was, he could still   21   a dream .

My dream was   22  . By the time I was sixteen, I started playing baseball . I could throw a ninety-mile-per-hour fastball and hit anything that moved on the football field. I was also lucky: My high school coach was John, who not only believed in me, but also taught me how to believe in myself. He taught me the difference between having a dream and remaining true to the dream. One particular   23    with Coach John changed my life forever.

A friend recommended me for a summer job. This means a chance for money in my pocket — money for a new bike, new clothes and the  24  of savings for a house for my mother. Then I realized I would have to give up summer baseball to handle the work schedule, and that meant I would have to tell John I wouldn’t be playing .

When I told John, he was  25  as I expected him to be . “You have your whole life to work,” he said . “ Your playing days are limited. You can’t afford to waste them.” I stood before him with my head  26 ,  trying to think of the words that would explain to him why my dream of buying my Mon a house and having money in my pocket was worth facing his  27    in me.

“How much are you going to make at this job, son?” he asked. “3.5 dollars an hour,” I replied.

“Well,” he asked , “ is $3.5 an hour the price of a dream?”

That simple question made clear for me the difference between  28  something right now and having a   29  . I decided myself to play sports that summer and within the year I was hired by the Pittsburgh Pirates to play baseball, and was   30    a $20,000 contract .Three years later, I bought my mother the house of my dream!