- 讲师:刘萍萍 / 谢楠
- 课时:160h
- 价格 4580 元
特色双名师解密新课程高频考点,送国家电网教材讲义,助力一次通关
配套通关班送国网在线题库一套
知道一个不等式解集.求另一个.已知不等式2x^2+px+q<0的解集为-2<x<1,求不等式px^2+qx+2>0的解集.
What happened in the 1950s?
A.Public television began to compete with other local stations.
B.Public television became successful in educational programs.
C.Public television became commercialized in America.
D.Public television got its legal status in American broadcasting business.
请帮忙给出正确答案和分析,谢谢!
男,76岁,有阻塞性肺气肿史,咳嗽,脓痰,伴气急,加重两周,今晨起神志恍惚,体检:嗜睡,口唇青紫,两肺湿啰音。心率116次/分,律齐,血压25/14kPa,神经系统检查未见异常。可能的诊断A、脑血管意外
B、呼吸衰竭
C、急性左心衰竭
D、右心衰竭
E、高血压危象
明确诊断,还需作哪项检查A、脑CT
B、心电图
C、动脉血气分析
D、脑电图
E、肾动脉造影
此时最主要的处理是A、降压药
B、用镇静剂
C、用利尿剂
D、吸入丙酸倍氯米松
E、氧疗加呼吸兴奋剂
请帮忙给出正确答案和分析,谢谢!
特异度为
A.A/(A+B)
B.A/(A+C)
C.B/(B+D)
D.C/(A+C)
E.D/(B+D)
请帮忙给出正确答案和分析,谢谢!
What did the woman get?
A.A letter.
B.A telephone call.
C.A contract.
D.A copy of the agenda.
请帮忙给出正确答案和分析,谢谢!
What does the woman tell the man at the beginning of the conversation?
A.The working environment in her office.
B.Her feeling about working with Harry.
C.The trouble Harry has met.
D.The mistakes she has made.
请帮忙给出正确答案和分析,谢谢!
How do the new federal guidelines deal with breakfast?
A.They suggest a small snack to replace it.
B.They cap it at 450 to 600 calories.
C.They prefer an empty stomach to it.
D.They pay more attention to lunch than to it.
请帮忙给出正确答案和分析,谢谢!
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