阅读下面短文，掌握其大意，然后从各题所给的A、B、C、D四个选项中选出最佳选项。

Norman Bethune is one of China’s most famous heroes, but he wasn’t Chinese—he was Canadian. He gave his life to helping the Chinese people.

Norman Bethune 46　 born in 1890. He became a 47　 in 1916, and he went to the front to look after injured soldiers in the First World War. He saw many soldiers die in the war. Later he invented new treatments to 48 soldiers, and medical tools to use outside hospital.

In 1938 he came to treat the Chinese soldiers in the mountains north of Yan’an. There were 49 doctors, so he had to work very hard. He opened hospitals to give treatment to local people and soldiers, and to train doctors and nurses. He also wrote books so that doctors could learn about new treatments.

Dr Bethune worked very hard without stopping to 50　 . Once, he preformed operations 　51 69 hours without stopping, and saved 112people. He 　52 working in spite of cutting his hand during an operation. In the end, he died because he did not take care of his 　53 .

Dr Bethune’s work with the Chinese soldiers made 54　 a hero in China. There are books and films about him, and he is 55　 remembered in both Canada and China.

46. A. is　　　 B. was　　 C. has been　 D. be

47. A. doctor　 B. nurse　 C. teacher　　 D. worker

48. A. understand B. believe C. help　　　 D. count

49. A. little　 B. few　　 C. much　　 D. many

50. A. rest　　 B. act　　 C. agree　　　 D. think

51. A. from　 B. since　　 C. with　　　 D. for

52. A. allowed B. continued C. forgot　　 D. stopped

53. A. face　　 B. leg　　　 C. foot　　　 D. hand

54. A. his　　 B. he　　　 C. him　　　 D. one

55. A. still　　 B. never　　 C. hardly　　 D. Regularly