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【单选题】
在共集电极放大电路中,输出电压与输入电压的关系是A.
相位相同，幅度增大
B.
相位相同，幅度增小
C.
相位相同，幅度相似
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反馈参考答案：
举一反三
【简答题】动物为无脊椎动物中最高等的类群。
【多选题】下列叙述中正确的是
A.
动物界分为无脊椎动物和脊椎动物
B.
脊椎动物亚门是最高等的一个类群
C.
绝大多数脊椎动物只在胚胎发育的早期具有脊索，后为脊柱所代替
D.
脊柱由许多脊椎骨连结而成
【简答题】We often advise him not to drink more wine ________ is good for his health. A) as B) than C) that D) but
【单选题】We often advise him not to drink more wine ______ is good for his health.
A.
as
B.
than
C.
that
D.
but
【单选题】We often advise him not to drink more wine than ______ for his health.
A.
it is good
B.
which is good
C.
good
D.
is good
【单选题】We often advise him not to drink more wine ____is good for his health.
A.
as
B.
that
C.
but
D.
than
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