53. A. heart　　　　　　　　 B. brain　　　　　　　　　　　　 C. husband　　　　　　　　　 D. spirit

52. A. save　　　　　　　　　 B. recycle　　　　　　　　　　 C. donate　　　　　　　　　　　 D. separate

51. A. put　　　　　　　　　 B. support　　　　　　　　　　 C. pass　　　　　　　　　　　　 D. make　

50. A. corner 　　　　　　 B. bed 　　　　　　　　　　　　 C. man 　　　　　　　　　　　 D. nurse

48. A. finding　　　　　　 B. phoning 　　　　　　　　　 C. touring　　　　　　　　　　 D. interrupting

　49 A. rolling 　　　　　　 B. running　　　　　　　　　　 C. walking 　　　　　　　　　 D. jumping

47. A. matched　　 　 B. replaced　　　 　　　　 C. controlled　　　 　　　 D. cooperated

46. A. change　 　　　　 B. danger　　　　 　　　 C. disorder　　　　　　　　　 D. pain

45. A. ago 　　　　　　　　　　　　　 B. past 　 　　　　　　 　C. ahead 　　　　　　　　　 D. before

　　　　　　　　　　　　　　　　　　　　　　 D

　　　 Carmen’s mother Maria had just survived a serious heart attack. But without a heart transplant(移植)her life was in constant 　46　 　.　

　　　 Both the mother and daughter knew that the chances were very small: finding a donor heart that 　47　　 　Maria’s blood type could take years. However, Carmen was determined to save her mother. She kept 　48 　　hospitals all over the country.

　　　 Days stretched out. By Christmas, Maria had trouble 　49　 from one end of the room to the other. Carmen lost all hope. She fell into a 　50　 　of the hospital, crying.

“Are you okay?” a man asked.

Carmen sobbed as she told the stranger her story. This middle-aged man was named Frank, whose wife, Cheryl, a tender and devoted mother of four lovely children, had been in hospital with a brain disease and wouldn’t 　51 　it through the night. Suddenly, an idea came to Frank’s mind. He knew Cheryl had always wanted to 　52　 　something from herself. Could her 　53　 go to Carmen’s mother?

After reviewing the data, doctors 　54　 　Frank that his wife’s heart was by some miracle a perfect fit for Carmen’s mother. They were able to 　55　 　the transplant.

That cold night, when Cheryl was 　56　 　dead, Frank came to knock at Maria’s door. She was 　57　 for Frank’s family as she had been doing every day recently. Though Maria had never met Frank before, they both felt a strange bond as they hugged and cried.

On New Year’s Eve, Carmen attended Cheryl’s 　58　 with Frank’s family, who were singing their favorite song “My heart will go on.”

One day later, on New Year’s Day, Maria 　59　 with Cheryl’s heart. Yes, Cheryl’s loving heart would go on, for it was 　60　 in another loving mother’s chest.

44. A. as 　　　　　　　　　　　 B. if 　　　 　　　　　　 　C. because 　　　　　　　　 D. while

43. A. proposed 　　　　　　　　　　 B. developed 　　　 　C. supplied 　　　　　　　　 D. offered