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【单选题】
下面描述不正确的是
A.
施密特触发器具有一个稳态,一个暂稳态
B.
施密特触发器是脉冲波形变换中经常使用的一种电路
C.
施密特触发器的一个重要参数是回差电压
D.
以上描述至少有一个不正确
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【单选题】In the mid-80’s, the band Pink Floyd underwent its greatest crisis. What happened to the band?
A.
Syd Barret was abandoned by the other members.
B.
Waters left and sued David and Nick for using the band’s name.
C.
Everyone wanted to go solo and was busy recording his solo albums.
D.
David and Nick formed a new band and began to recruit new musicians.
【简答题】Not long ago, a rock band called the Backstreet Boys made a big splash on the music scene. Young people everywhere loved their songs. One of the band’s biggest fans was a young boy named Aaron Carter....
【单选题】听力原文:W: How do you like this band? M: I have been so fascinated with the band's music. I have been listening to them—and only them—for two months straight. Q: What does the man mean? (19)
A.
He likes this band's music very much.
B.
He dislikes this band's music.
C.
He listened to the music but found them common.
D.
He listened to the music two months ago.
【判断题】相同温度下实际物体发射力与黑体发射力之比称为发射率,发射率与温度相关,是热物性参数。
A.
正确
B.
错误
【简答题】电子控制高压共轨系统的主要部件有哪些?
【单选题】- Whose hair band is this? -It ___ be Meimei's or Linda's They both have long hair.
A.
must
B.
might
C.
can
D.
have to
【单选题】He began to long for a carefree life, so he decided not to ______ governor any more.
A.
stand for
B.
make for
C.
run for
D.
vote for
【单选题】0在通风不良的高温环境下工作可引起______。
A.
窒息
B.
昏迷
C.
中暑
【单选题】要尊崇党章,严格执行新形势下党内政治生活若干准则,增强党内政治生活的( )。
A.
政治性、时代性、原则性、战斗性
B.
思想性、政治性、时代性、原则性
C.
政治性、思想性、时代性、原则性
D.
政治性、思想性、时代性、战斗性
【简答题】A.He's quit the band for academic reasons. B.He didn't enjoy being a member of the band. C.He's getting academic credit for being in the band. D.He's taking time off from his studies to join the band.
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