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【单选题】
交通信号控制的内容主要包括确定相位方案和A.
确定周期时长
B.
确定信号控制参数
C.
确定绿信比
D.
确定配时方案
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反馈参考答案：
举一反三
【单选题】患者,男,56岁,诊断为慢性肺源性心脏病,血气分析结果示:PaO2 53mmHg,PaCO2 61mmHg,其氧疗要求是:
A.
持续低流量给氧
B.
低流量间断给氧
C.
高浓度间断给氧
D.
高浓度持续给氧
E.
给氧浓度（FiO2）>50%
【单选题】You will hear a statement. After listening, you should decide which of the four choices is closest in meaning to the statement you hear. You will hear: Only a third of the thirty students passed the e...
A.
You can drive my car to work.
B.
I'll help you cross the street.
C.
You can come to my office.
D.
I can drive you to work.
【单选题】Mother kept me _____ during the summer holiday, for I failed my maths exam.
A.
study
B.
studying
C.
to study
D.
studied
【单选题】W: _________, Tom? You look upset. M: I failed my oral exam.
A.
What ’ s going on
B.
How are you
C.
How do you do
D.
What about you
【单选题】50416 Question:
A.
About two days.
B.
Four days.
C.
More than two days.
D.
Five days at least.
【单选题】在Solidworks软件曲面设计中缝合曲面命令需要设置缝合公差，以下说法哪个是正确的：
A.
大小高于缝合公差的缝隙会被缝合
B.
大小低于缝合公差的缝隙会被缝合
C.
大小等于缝合公差的缝隙会被缝合
D.
不确定
【单选题】患者,男,56岁,诊断为慢性肺源性心脏病,血气分析结果示:Pa 0 2 53mmHg,PaC 0 2 61mmHg,其氧疗要求是( )
A.
持续低流量给氧
B.
低流量间断给氧
C.
高浓度间断给氧
D.
给氧浓度（Fi O2）>50%
E.
高浓度持续给氧
【简答题】I failed my exam. I should have ____________on my studies. (集中注意力)
【单选题】I thought I failed my exam but I just found out I ______. [ ]
A.
passed
B.
did
C.
finished
D.
won
【单选题】---I didn't pass my exam. --___________.
A.
I am glad that you failed again.
B.
I am glad to hear that.
C.
I am sorry that you made it.
D.
I am sorry to hear that..
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