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【判断题】
初相位与计时起点有关,所取的计时起点不同,正弦量的初相位就不同。A.
正确
B.
错误
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A.
Give up your seat directly to the elder.
B.
Pretend you are getting off and step away from your seat.
C.
Ask the elder if he/she needs the seat.
D.
Tell them they need the seat.
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A.
What a coincidence!
B.
What a pity!
C.
What a shame!
D.
What a nice day!
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【单选题】If you think you have serious illness, you should __________an appointment with a doctor as soon as possible.
A.
encounter
B.
range
C.
schedule
D.
/
【单选题】企业对于已经发生的交易或者事项，应当及时进行会计确认、计量和报告，不得提前或者延后，所反映的是会计信息质量要求中的（）
A.
重要性
B.
实质重于形式
C.
谨慎性
D.
及时性
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