问题
单项选择题 A1/A2型题
反映右心室后负荷变化的指标是（）。
A.平均动脉压
B.中心静脉压
C.右心室舒张末期压力
D.肺毛细血管楔压
E.肺总阻力
答案
参考答案：E
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反映右心室后负荷变化的指标是（）。
A.平均动脉压
B.中心静脉压
C.右心室舒张末期压力
D.肺毛细血管楔压
E.肺总阻力
参考答案：E
| It's never easy to admit (承认) you are in the wrong. We all 1 to know the art of apology (道歉). Think how often you have done wrong. Then count how many 2 you have expressed clearly you were 3 . You can't go to bed with an easy mind if you do 4 about it. A doctor friend, Mr. Lied, told me about a man who came to him with different kinds of signs: headaches, heart trouble and insomnia (失眠症). 5 some careful exams, Mr. Lied found nothing wrong with him and said, "If you don't tell me what's 6 you, I can't help you." The man admitted he was cheating (骗取) his brother to his inheritance (遗产). Then and there the clever doctor 7 the man write to his brother and 8 his money. As soon as the letter was put into the post box, the man suddenly cried," Thank you," he said to the doctor "I think I have got well." An apology can not only save a broken relationship (关系), but also make a person 9 . If you can think of someone who should be 10 an apology from you, do something about it right now. | ||||
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