，50岁，1周前心前区剧烈疼痛，随后心悸、气促，怀疑急性心肌梗死。为确诊最有帮助的酶学检查是（）
A.LDH
B.GOT
C.CPK
D.肌钙蛋白T
E.CPK同工酶
参考答案：D
解析：肌钙蛋白I 或肌钙蛋白T 是更具有心脏特异性的标记物，在发病3～4小时即可升高，11～24小时达高峰，7～10天恢复正常，对心梗的早期诊断和发病后较晚就诊的患者均有意义
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| What is the best way to study? This is a very important question. Some Chinese students often 1 very hard for long hours. It is a 2 habit, but it is not a better way to study. An efficient (讲效率的) student must 3 enough sleep, enough food and enough rest. Every week you 4 to go out for a walk or visit some friends or some nice places. It's good 5 your study. When you return to your studies, you'll find yourself 6 than before and you'll learn more. Maybe we can 7 that learning English is 8 taking Chinese medicine. We don't mean that it's bitter (苦的). We mean that like Chinese medicine, the efficiency of your study 9 slowly but surely. 10 slowly but surely every day and effects will come just like Chinese medicine. | ||||
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