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【单选题】
GPS测量得到的高程是()
A.
大地高
B.
正常高
C.
任意高
D.
正高
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参考答案:
举一反三
【单选题】要在文本的首行空两个汉字,就要插入()个空格
A.
1
B.
2
C.
3
D.
4
【单选题】What does the woman suggest they do instead of paying the South Theater Company'stravel expenses?
A.
Promise long-term cooperation with the Company.
B.
Explain frankly their own current financial situation.
C.
Pay for the printing of the performance programme.
D.
Bear the cost of publicising the Company's performance.
【单选题】What does the professor say about ancient Greeks who traveled south?
A.
They noticed an apparent change in the position of the North Star.
B.
They observed eclipses at different times of the year.
C.
They were the first to estimate the distance between heavenly bodies.
D.
They wanted to prove that the Earth was flat.
【单选题】What does the man and the woman say about people in South America?
A.
They get stressed because they are always late.
B.
They are not very time-conscious and are often late.
C.
They are always late because life has too much stress.
D.
They have a habit of being different and kind.
【判断题】一个代码应唯一标志它所代表的事物或属性
A.
正确
B.
错误
【单选题】正弦量的振幅值是指
A.
峰峰值
B.
最大值
C.
有效值
D.
平均值
【多选题】正弦交流电路中正弦量的三要素是指( )
A.
最大值
B.
角频率
C.
相位角
D.
初相角
【判断题】正弦交流电路中两个正弦量的相位关系指的是两个不同频率正弦量之间的相位关系。
A.
正确
B.
错误
【单选题】What does the author mean by saying 'Connectivity has yet to make a romantic South Seas sun set less special to us ' ( Line 3 , Para 2)1
A.
Being linked to the outside world does not make our adventure less romantic
B.
Being linked to the outside world, we feel Jess romantic watching the sunset on the South Seas
C.
Being connected with the outside world helps to make our journey more romantic
D.
Connectivity saves us the trouble of going to the South Seas to enjoy a romantic sunset
【单选题】What does the woman think of the journey to South America?
A.
Exciting.
B.
Dangerous.
C.
Expensive.
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