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【简答题】
如果一个放大器的电流放大器模型中,输入电阻为100欧姆,输出电阻为50欧姆,短路电流放大倍数为100。如果在这个放大器的输入端施加了一个正弦电压,有效值为10mV,并且把这个放大器的输出端短路, 则此时放大电路的输出电流有效值为( )mA,电流放大倍数=( )。
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【简答题】A.The woman drives the man crazy. B.The woman is out of shape. C.The man should stop talking. D.The man should exercise more.
【单选题】The next time you attend a social function or go to a place where people meet and interact, take note of the number of people who have adopted the identical gestures and posture of the person with who...
A.
Appropriate Social Behavior.
B.
How to Make Gestures.
C.
Carbon Copying: Showing Agreement Through Gestures.
D.
How to Avoid Carbon Copying.
【简答题】I’ll never forget ________ you for the first time. A) to meet B) meeting C) to have met D) having to be meeting
【单选题】What do we learn from this conversation?
A.
The woman is interviewing the man.
B.
The woman is taking an examination.
C.
The woman is applying for a job.
【单选题】______ difficulties you'll meet, I am sure my brother will be ready to help you.
A.
Whatever
B.
However
C.
Wherever
D.
Whenever
【单选题】A) The man is fond of traveling. B) The woman is a photographer. C) The woman took a lot of pictures at the contest. D) The man admires the woman ’ s talent in writing. ( D )
A.
The man is fond of traveling.
B.
The woman is a photographer.
C.
The woman took a lot of pictures at the contest.
D.
The man admires the woman ’ s talent in writing.
【单选题】患者,男性,60岁。慢性肾衰竭尿毒症期患者,查各项化验指标异常,下列情况需首先处理的是
A.
Hb 55g/L
B.
BUN 40mmol/L
C.
血钾7.2mmol/L
D.
Cr 445umol/L
E.
C02 CP l8mmol/L
【简答题】患者男性,60 岁,慢性肾衰竭尿毒症期患者,查各
【单选题】Time ______, I’ll arrange for you to meet Professor Li before you leave for Japan.
A.
permitted
B.
permits
C.
permitting
D.
to be permitted
【单选题】You'll attend a meeting about the _______.
A.
budget
B.
buget
C.
building
D.
business
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