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【单选题】
两级放大电路A u1 =-40，A u2 =-50，若输入电压u i 5=mV，则输出电压U 0 为（）A.
-200mV
B.
-250mV
C.
10V
D.
100V
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举一反三
【单选题】Which of the following areas is not the scope of clinical trials?
A.
new drugs or new combinations of drugs or new use of existing drugs
B.
new ways of doing surgery & new medical devices
C.
new ways to change behaviors to improve health & new ways to improve the quality of life for people with acute or chronic illnesses
D.
how to make more money
【单选题】I am not very familiar _________ botanical names, which is beyond the scope of my study.
A.
to
B.
on
C.
upon
D.
with
【单选题】“知之为知之，不知为不知，是知也。”这句话包含的哲学道理是 ( )
A.
知是绝对的，不知是相对的
B.
承认不知就是真知
C.
实事求是才是真知
D.
现象可知，本质不可知
【单选题】26 Which of the following is not a scope management process?
A.
Initiation
B.
Scope planning
C.
Scope Definition
D.
Scope change control
E.
Scope verification
【单选题】Which of the following is not a scope management process?
A.
. Initiation
B.
. Scope planning
C.
. Scope Definition
D.
. Scope change control
E.
. Scope verification
【单选题】144 Which of the following is not a scope management process?
A.
Initiation
B.
Scope planning
C.
Scope Definition
D.
Scope change control
E.
Scope verification
【单选题】Which is not a scope for an identifier?
A.
function scope
B.
record scope
C.
block scope
D.
function prototype scope
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