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患者，男，68岁，1h前突然出现剧烈胸痛，急性呼吸困难来我院，查心电图示室性心动过速，查体可见意识丧失，皮肤发绀，二便失禁，血压测不出。 首先考虑的诊断是
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In many countries today, laws protect (36) In India the need for such protection was realized centuries ago. About 300 BC, an Indian writer (37) that forests were like national parks today. The game of killing beasts was carefully (38) . Some animals were fully protected, nobody was allowed to cut down (39) , hum wood for (40) ,or (41) animals for their (42) Animals that became dangerous to human visitors were trapped or killed outside the park, so that other animals would not become (43) (44) About a thousand species(种类) of animals are in danger of dying out, and the rate at which they are being destroyed has increased. (45) From AD 1 to 1800, the rate was about one species every fifty years. (46)
机械性肠梗阻腹痛的特点是( )。
张女士，35岁，患原发性甲状腺功能亢进。入院后在清晨未起床前测病人脉率 110次/分，血压18.7/10.7kPa(140/80mmHg)，拟在服用复方碘化钾溶液等术前准备后，择期行甲状腺大部切除术。 术前服用碘剂的作用是( )。
Section A Directions: In this section, you will hear 8 short conversations and 2 long conversations. At the end of each conversation, one or more questions will be asked about what was said. Both the conversation and the questions will be spoken only once. After each question there will be a pause. During the pause, you must read the four choices marked A) , B) , C) and D) , and decide which is the best answer. Then mark the corresponding letter on Answer Sheet 2 with a single line through the centre. Questions 11 to 18 are based on the conversation you have just heard.
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