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【单选题】
判断一个放大电路能否正常放大 ,主要根据()来判断 。A.
有无合适的静态工作点 ,三极管工作在放大区,满足U C >U B >U E
B.
仅是交流信号是否畅通传送及放大
C.
三极管是否工作在放大区及交流信号是否 畅通 传送及放大两点
D.
三 极管无论工作在哪个不影响
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举一反三
【单选题】In general, graduates who speak good English will have more chances than _____ who don't. [ ]
A.
that
B.
these
C.
those
D.
what
【单选题】Many young Americans who have traveled abroad dislike traditional food more and more, so they only try exotic food.
A.
Y
B.
N
C.
NG
【单选题】According to the author, a cheater who doesn't get caught right away will______.
A.
pay more dearly
B.
become more confident
C.
be widely admired
D.
feel somewhat lucky
【判断题】The chronological résumé is more appropriate for those who haven’t had much work experience.()
A.
正确
B.
错误
【单选题】Kids who play violent video games show much more ______ behavior. than those who don' t.
A.
oppressive
B.
comprehensive
C.
apprehensive
D.
aggressive
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