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【单选题】
下列关于进制的叙述中,正确的是()A.
关于任何一种进制——X进制,就表示某一位置上的数运算X进X位
B.
二进制数有两个特点:它由两个基本数字1,2组成
C.
进制也就是进位制,是人们规定的一种进位方法
D.
十六进制数有两个基本特点:它由十六个字符0~ 15组成
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知识点：
皮皮学刷刷变学霸
举一反三
【简答题】按取值情况,随机变量可以分为离散型随机变量和
【单选题】If you are not sure about how to deal with the problem at the moment, and need some time to figure out solutions, you can respond to the complaint by saying______
A.
I just don't know what to say.
B.
I suggest you leave it with us and we'll see what we can do.
C.
I am sorry but there's nothing we can do at the moment.
D.
I'm afraid we can't help you at the moment.
【简答题】随机变量可以分为
【简答题】急性肠扭转容易发展为
【单选题】听力原文： I am glad to see so many of you here. We've become really alarmed over at the health center by the number of students we are seeing, who are experiencing heating loss. First I want to go over so...
A.
To plan ways to prevent hearing damage.
B.
To inform. them about contagious ear infections.
C.
To explain part of the physical exam entering students must have.
D.
To provide background information for their course work.
【单选题】听力原文：M: Say, Lisa, what show are you watching? W: An old Japanese film. I figure if I'm going to spend all next year there, I'd better start familiarizing myself with the culture. M: You mean you were...
A.
Writing a memo.
B.
Watching a film.
C.
Taping some music.
D.
Making a video recording.
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