女性，59岁，被汽车碾压骨盆后3小时而送至医院。查体：病人谵妄，皮肤发紫，四肢厥冷，血压60/40mmHg，脉搏细速。
经保守治疗，病人中心静脉压1.96kPa（20cmH20），血压60/40mmHg，尿量30ml/h，考虑原因为（）
A.心力衰竭
B.肾衰竭
C.补充晶体液不足
D.补充胶体液不足
E.止血效果不好
参考答案：A
E Welcome to our school. You can do a lot of things here. Come and join us.
A. Wednesday B. Monday C. Sunday D. Friday 73. The person who teaches Computer Science is from___________. A. Canada B. Australia C. New Zealand D. America 74. You may learn something about a disease (疾病) called TB from __________. A. Dr. West B. Mr. Morison C. Mrs. Green D. Mr. Thomas 75. If you want to learn something about satellites (卫星), you can go to the class from______. A. 8:30 to 11:30 on Sunday B. 19:00 to 21:00 on Monday C. 19:30 to 21:00 on Wednesday D. 18:30 to 21:00 on Friday | ||||||