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【单选题】
如果放大电路静态时的晶体三极管的管压降VCE接近于电源电压,则容易发生( ) 失真。
A.
饱和
B.
截止
C.
放大
D.
短路
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参考答案:
举一反三
【单选题】Had it not been for the fact that she ____ in the accident, she ____ in the race.
A.
got injured; would have competed
B.
had got injured; would compete
C.
would be injured; would have competed
D.
should be injured; would compete
查看完整题目与答案
【单选题】Had it not been for the fact that she was_________ with her work, she would have attended the concert
A.
occupied
B.
absorbed
C.
devoted
D.
concentrated
查看完整题目与答案
【单选题】下列关于Word的叙述中,错误的一条是______。
A.
按工具栏中的“撤销”按钮可以撤销上一次的操作
B.
在普通视图下可以显示用绘图工具绘制的图形
C.
最小化的文档窗口被放置在工作区的底部
D.
剪贴板中保留的最后一次剪切的内容
查看完整题目与答案
【简答题】下列关于Word的叙述中,错误的一条是( )。 (A) 按工具栏中的“撤销”按钮可以撤销上一次的操作 (B) 在普通视图下可以显示用绘图工具绘制图形 (C) 最小化的文档窗口被放置在工作区的底部 (D) 剪切板中保留的是最后一次剪切的内容
查看完整题目与答案
【单选题】__________ for the fact that she broke her leg, she might have passed the exam.
A.
Had it not been
B.
Hadn't it been
C.
Was it not
D.
Were it not
查看完整题目与答案
【简答题】同一个元素不能有多个 属性。
查看完整题目与答案
【单选题】In fact, she had done all ______ to help the poor.
A.
that she could
B.
which she could
C.
what she could
D.
as she could
查看完整题目与答案
【简答题】Ge 的最高价氯化物化学式是 _________(填空角标不用体现了,比如氯化镁:MgCl2) 。该元素可能的性质或应用有 _________(填序号,如有多个中间不加空格或任何其他符号,下同) 。 A .是一种活泼的金属元素 B .其电负性小于硫 C .其单质可作为半导体材料 D .锗的第一电离能高于碳而电负性低于碳
查看完整题目与答案
【简答题】同一个元素不能有多个()的属性。
查看完整题目与答案
【简答题】同一个元素不能有多个 的属性
查看完整题目与答案
相关题目:
【单选题】Had it not been for the fact that she ____ in the accident, she ____ in the race.
A.
got injured; would have competed
B.
had got injured; would compete
C.
would be injured; would have competed
D.
should be injured; would compete
查看完整题目与答案
【单选题】Had it not been for the fact that she was_________ with her work, she would have attended the concert
A.
occupied
B.
absorbed
C.
devoted
D.
concentrated
查看完整题目与答案
【单选题】下列关于Word的叙述中,错误的一条是______。
A.
按工具栏中的“撤销”按钮可以撤销上一次的操作
B.
在普通视图下可以显示用绘图工具绘制的图形
C.
最小化的文档窗口被放置在工作区的底部
D.
剪贴板中保留的最后一次剪切的内容
查看完整题目与答案
【简答题】下列关于Word的叙述中,错误的一条是( )。 (A) 按工具栏中的“撤销”按钮可以撤销上一次的操作 (B) 在普通视图下可以显示用绘图工具绘制图形 (C) 最小化的文档窗口被放置在工作区的底部 (D) 剪切板中保留的是最后一次剪切的内容
查看完整题目与答案
【单选题】__________ for the fact that she broke her leg, she might have passed the exam.
A.
Had it not been
B.
Hadn't it been
C.
Was it not
D.
Were it not
查看完整题目与答案
【简答题】同一个元素不能有多个 属性。
查看完整题目与答案
【单选题】In fact, she had done all ______ to help the poor.
A.
that she could
B.
which she could
C.
what she could
D.
as she could
查看完整题目与答案
【简答题】Ge 的最高价氯化物化学式是 _________(填空角标不用体现了,比如氯化镁:MgCl2) 。该元素可能的性质或应用有 _________(填序号,如有多个中间不加空格或任何其他符号,下同) 。 A .是一种活泼的金属元素 B .其电负性小于硫 C .其单质可作为半导体材料 D .锗的第一电离能高于碳而电负性低于碳
查看完整题目与答案
【简答题】同一个元素不能有多个()的属性。
查看完整题目与答案
【简答题】同一个元素不能有多个 的属性
查看完整题目与答案
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