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【判断题】
多谐振荡器有两个稳定状态。A.
正确
B.
错误
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【单选题】Which of the following command enables you to shutdown Linux?
A.
shutdown
B.
Shutdown Linux
C.
Turn off Linux
D.
None of the above, just turn off the computer
【单选题】Which of the following statements is TRUE regarding crane operations ________．
A.
Radio communications allow the crane operator to disregard the use of hand signals
B.
The crane operators and signalman must be familiar with the correct hand signals
C.
The forward cranes can be operated from the bridge
D.
The aft cranes can be operated from the aft steering station
【单选题】Which of the following can serve as an appropriate title for the passage?
A.
Who's in E-commerce?
B.
Mind over eMatter
C.
Sharing Brains on Net
D.
E-publishing and Traditional Publishers
【单选题】关于巩膜的叙述,错误的是
A.
占外膜的后5/6,质地厚而坚韧,不透明
B.
巩膜属于眼球壁的纤维层
C.
动眼神经的躯体运动纤维穿入眼球内
D.
巩膜与角膜交界处外面稍内陷,称为巩膜沟
E.
巩膜静脉窦是房水流出的通道
【单选题】The passage suggests which of the following about coral reef communities?
A.
Coral reef communities may actually be more likely to thrive in waters that are relatively low in nutrients.
B.
The nutrients on which coral reef communities thrive are only found in shallow waters.
C.
Human population growth has led to changing ocean temperatures, which threatens coral reef communities.
D.
The growth of coral reef communities tends to destabilize underwater herbivore populations.
E.
Coral reef communities are more complex and diverse than most ecosystems located on dry land.
【简答题】根据产品生命周期理论解释产品要素密集度特征与比较优势之间的关系,并 比较产品周期理论与要素禀赋理论的异同。
【单选题】关于巩膜的叙述，错误的是（）
A.
占外膜的后5/6，质地厚而坚韧，不透明
B.
巩膜属于眼球壁的纤维层
C.
动眼神经的躯体运动纤维穿入眼球内
D.
巩膜与角膜交界处外面稍凹陷，称为巩膜沟
E.
巩膜静脉窦是房水流出通道
【单选题】关于巩膜的叙述,错误的是
A.
巩膜不透明,又因血管极少,故呈瓷白色
B.
巩膜是检查黄疸的重要部位
C.
中年后在内眦部可出现黄色斑块,为脂肪沉着所致
D.
巩膜内眦部脂肪沉着的斑块分布不均匀
E.
血液中其他黄色色素成分增多时一般巩膜黄染出现在远离角膜处
【单选题】关于巩膜的叙述,错误的是
A.
巩膜不透明，又因血管极少，故呈瓷白色
B.
巩膜是检查黄疸的重要部位
C.
中年后在内毗部可出现黄色斑块，为脂肪沉着所致
D.
巩膜内毗部脂肪沉着的斑块分布不均匀
E.
血液中其他黄色色素成分增多时一般巩膜黄染出现在远离角膜处
【单选题】Which of the following statements is true about Mike McWilliams?
A.
He rides a scooter commuting.
B.
He drives a car to work sometimes.
C.
He is a new motorcyclist.
D.
He works at a community college.
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