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【单选题】
多参数监护仪中无创血压的测量最常见的测量方法是A.
音法
B.
振荡法
C.
超声法
D.
逐拍跟踪法
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】When Gina Garro and Brian Duplisea adopted 4-month-old Andres from Colombia last month, they were determined to take time off from work to care for him. Though Garro's $ 40,000 salary will cover their...
A.
the couple have made a lot of sacrifices to take care of their children'
B.
Garro can earn more money so she should go back to work
C.
Duplisea's boss is so considerate as to allow him to keep his job
D.
Garro and Duplisea used to live a comfortable and easy life
【简答题】图示的曲线分别表示了氢气和氦气在同一温度下的分子速率的分布情况。由图可知,氢气分子的最概然速率为_______________m/s。(取四位有效数字)
【单选题】关于前期物业服务合同的说法，错误的是（ ）。
A.
前期物业服务合同具有过渡性
B.
前期物业服务合同属于要式合同
C.
前期物业服务合同以书面方式签订
D.
前期物业服务合同没有合同期限限制
【单选题】Don't turn off the light, I a report now.
A.
have been reading
B.
read
C.
am reading
D.
have read
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