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【单选题】
【2014年真题】某租赁设备买价50万元,租期5年,每年年末支付租金,折现率10%,附加率5%,则按附加率法计算每年的租金应为( )万元。
A.
20.0
B.
17.5
C.
15.0
D.
12.5
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举一反三
【单选题】Whenever it ______ the money I lost, my father always tells me to learn a lesson from the event and never ______ such trick again! [      ]
A.
refers to; fall in
B.
comes to; fall for
C.
mentions; fall on
D.
speaks to; fall to
【单选题】如图所示为示波器测量正弦波波形参数的画面,若“TIME/DIV”的指示值是1μs,则所测正弦波的频率为()
A.
500kHz
B.
250kHz
C.
125kHz
D.
100kHz
【单选题】如图所示为示波器测量正弦波波形参数的画面,若“TIME/DIV”的指示值是5μs,则所测正弦波的频率为()
A.
100kHz
B.
50kHz
C.
25kHz
D.
20kHz
【单选题】如图所示为示波器测量正弦波波形参数的画面,若“ VOLTS/DIV ”的指示值是 2V ,则所测正弦波的有效值为
A.
9.2V
B.
4.6V
C.
6.5V
D.
3.25V
【单选题】如图所示为示波器测量正弦波波形参数的画面,若“VOLTS/DIV”的指示值是2V,则所测正弦波的峰值为()
A.
9.2V
B.
4.6V
C.
6.5V
D.
3.25V
【单选题】At the end of the day, you want all attendees _____ your event to remember this key message that you’ve spent a long time reinforcing.
A.
leave
B.
to leave
C.
leaving
【单选题】如图所示为示波器测量正弦波波形参数的画面,若“ VOLTS/DIV ”的指示值是 2V ,则所测正弦波的峰值为 ( )
A.
. 9.2V
B.
.4.6V
C.
C.6.5V
D.
D.3.25V
【单选题】如图所示为示波器测量正弦波波形参数的画面,若“VOLTS/DIV”的指示值是1V,则所测正弦波的有效值()
A.
4.6V
B.
2.3V
C.
3.25V
D.
1.63V
【单选题】如图所示为示波器测量正弦波波形参数的画面,若“ TIME/DIV ”的指示值是 5 m s ,则所测正弦波的频率为
A.
25kHz
B.
50kHz
C.
100kHz
D.
200kHz
【单选题】Feel like ________me about the event .I’ll try to provide you with as much information as possible.
A.
asking             
B.
ask                 
C.
to ask
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