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【简答题】
共发射极放大电路的 V O 和 V i 的相位 _______ ,所以该电路又叫 ______ _ 。
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反馈参考答案：
举一反三
【单选题】小周,女,21岁,因婚前检查来产科门诊咨询,询问卵巢分泌的雌、孕激素作用于
A.
部位，使其发生周期性变化。护士回答不包括
B.
子宫内膜
C.
子宫肌层
D.
宫颈黏液
E.
输卵管
F.
阴道黏膜
【单选题】_____ what he said, he must have been to the south of the country.
A.
Judge by
B.
Judging from
C.
Judged with
D.
Judging on
【单选题】I began to appreciate how lonely he must have been when his own father died.
A.
enjoy
B.
understand
C.
know
D.
find
【单选题】He must have been to Scotland, I once saw some photos of him taken in Edinburgh wearing a tartan skirt.
A.
now that
B.
for
C.
because of
D.
since
【简答题】骨干区域和标准区域能够支持各种路由信息,如支持 、 、 、 和 。
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