皮皮学，免费搜题
登录
搜题
【单选题】
LED数码管若采用动态显示方式,下列说法错误的是 ()A.
将各位数码管的段选线并联
B.
段选线用一个８位 I/O 口控制
C.
将各位数码管的公共端直接连在 +5V 或者ＧＮＤ上
D.
将各位数码管的位选线用各自独立的 I/O 控制
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】As the gender barriers , the number of women working as lawyers, doctors, or bankers began to increase significantly from the mid-20th century. 2. With the data collected each year, the owner of the s...
【单选题】患者,女性, 30岁,因“风湿性心脏病、二尖瓣狭窄”收入院。近日症状加重,医生要求护士观察心律变化。风湿性心脏病二尖瓣狭窄最常见的心律失常是:
A.
心房颤动
B.
房性期前收缩
C.
室性期前收缩
D.
房室传导阻滞
E.
心室颤动
【单选题】有关求职面试中谈吐举止的礼仪规范，以下说法哪一个是不正确的?()
A.
对某问题有感想，语言要丰富多彩啰嗦些也无妨
B.
讲话中多用专业术语和规范词语
C.
见面时问好，面试官请坐才坐下
D.
面试结束后要致谢、道别
【单选题】He is a man with rich experience , from ______much can be learned .
A.
whom
B.
which
C.
where
D.
what
【单选题】Mark Twain is mentioned in Excerpt 5 in order to show that______.
A.
he is a man with very strong will power
B.
it is easy to give up smoking temporarily
C.
famous writers are often heavy smokers
D.
only few people have his determination
【单选题】My father always shouts at me because he is a man with little _________.
A.
energy
B.
courage
C.
patience
D.
freedom
【简答题】面试时的礼仪要求有哪些?
【单选题】材料题请点击右侧查看材料问题
A.
He is late for a long time．
B.
He is a man with good habits．
C.
He has come up something bad．
D.
He is the colleague of the two talkers．
相关题目：