问题
单项选择题 A3/A4型题
二尖瓣关闭不全不可能出现哪项体征()
A．第一心音减弱
B．P亢进
C．P分裂
D．二尖瓣开放拍击音
E．二尖瓣相对性狭窄的舒张期杂音
答案
参考答案：D
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二尖瓣关闭不全不可能出现哪项体征()
A．第一心音减弱
B．P亢进
C．P分裂
D．二尖瓣开放拍击音
E．二尖瓣相对性狭窄的舒张期杂音
参考答案：D
Harry is a 21-year-old student from Canada. He 1 at the Heilongjiang University of Chinese Medicine now. He likes drinking tea and 2 Chinese qigong every day. "Knowledge （知识） about Chinese medicine is useful, 3 it is also very difficult to learn well. I must work harder." Harry said, "I was 4 when I was a little boy. To be strong, I learned qigong at the age of twelve." Harry 5 to come to China after he finished his college in his own country. 6 September 5th of 2010, he began to learn Chinese in Beijing. Then he went to Heilongjiang for 7 on medicine and began his three-year college life in China. "I would like to 8 my country after finishing my study. I'll try my best to do something to let people know _ 9 about Chinese medicine and keep Canadians healthy." More and more foreign students from other 10like Harry have studied at the Heilongjiang University of Chinese Medicine since 1986. From then on, the university has built communication and cooperation (合作) with educational and research institutes (学院) on Chinese medicine in more than 30 countries.
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