皮皮学，免费搜题
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搜题
【单选题】
利用同步二进制加法计数器74161，采用异步清零法实现十二进制计数功能，试分析图中与非门输入端A应连接的计数器输出端是： 。【图片】A.
Q 0
B.
Q 1
C.
Q 2
D.
Q 3
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知识点：
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举一反三
【单选题】The first textbooks ______ for teaching English as a foreign language came out in the 16th century.
A.
having written
B.
to be written
C.
being written
D.
written
【单选题】Do you know that the first textbooks written for teaching English as a foreign language ____ in the 16th century?
A.
came up
B.
came along
C.
came out
D.
came about
【单选题】The first textbooks _____ for teaching English as a foreign language came out in the 16th century.
A.
being heard
B.
to be written
C.
being written
D.
written
【单选题】The first textbooks written for teaching English as a foreign language _____ in the 16th century. [ ]
A.
came about
B.
came out
C.
came along
D.
came up
【单选题】The first textbooks for teaching English as a foreign1anguage came out in the 16th centry ．
A.
． have written
B.
． to be written
C.
． being written
D.
． written
【多选题】下面关于创建站点文件夹说法正确的是
A.
文件夹不要创建在C盘
B.
文件夹创建位置的路径不要存在中文
C.
文件夹命名不使用中文，最好以小写英文方式命名
D.
站点文件夹可以创建在桌面
【单选题】The first textbooks ______ for teaching English as a foreign language came out in the 16th century.
A.
to be written
B.
written
C.
being written
D.
having written
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